--- 
1-gram: 
  - Bola</a>The
  - season-ending
  - Athletics
  - tournament
  - Rome
  - held
  - Olimpico
  - Donkova
  - 1986
  - hurdles
  - Yordanka
  - September
  - winners
  - edition
  - organised
  - metres
  - Grand
  - competition
  - Aouita
  - Federations
  - IAAF
  - Stadio
  - Saïd
  - second
  - points
  - Final
  - Italy
  - Association
  - href=\"\">Judi
  - 5000
  - International
  - Prix
  - track
  - circuit
  - field
  - overall
2-gram: 
  - edition of
  - of Athletics
  - Yordanka Donkova
  - hurdles were
  - Bola</a>The 1986
  - IAAF Grand
  - 1986 IAAF
  - Federations It
  - Stadio Olimpico
  - Olimpico in
  - in Rome
  - Association of
  - 5000 metres
  - the IAAF
  - 10 September
  - the season-ending
  - <a href=\"\">Judi
  - second edition
  - Final was
  - metres hurdles
  - Italy on
  - and field
  - Grand Prix
  - the tournament
  - overall points
  - season-ending competition
  - points winners
  - 100 metres
  - September 1986
  - href=\"\">Judi Bola</a>The
  - International Association
  - Aouita 5000
  - the overall
  - 1986 Saïd
  - Donkova 100
  - Prix track
  - Rome Italy
  - Prix Final
  - and Yordanka
  - the International
  - winners of
  - circuit organised
  - the Stadio
  - held at
  - metres and
  - organised by
  - Saïd Aouita
  - Athletics Federations
  - on 10
  - was held
  - field circuit
  - track and
  - the second
  - competition for
3-gram: 
  - and Yordanka Donkova
  - of the tournament
  - and field circuit
  - Olimpico in Rome
  - Stadio Olimpico in
  - Rome Italy on
  - 1986 Saïd Aouita
  - Federations It was
  - by the International
  - track and field
  - 10 September 1986
  - field circuit organised
  - Prix Final was
  - the overall points
  - 100 metres hurdles
  - winners of the
  - the IAAF Grand
  - competition for the
  - Association of Athletics
  - Athletics Federations It
  - Italy on 10
  - Final was the
  - Aouita 5000 metres
  - metres and Yordanka
  - 5000 metres and
  - Saïd Aouita 5000
  - Bola</a>The 1986 IAAF
  - in Rome Italy
  - points winners of
  - Grand Prix track
  - the International Association
  - was the second
  - Yordanka Donkova 100
  - It was held
  - International Association of
  - at the Stadio
  - overall points winners
  - <a href=\"\">Judi Bola</a>The
  - IAAF Grand Prix
  - edition of the
  - circuit organised by
  - hurdles were the
  - Donkova 100 metres
  - the season-ending competition
  - was held at
  - metres hurdles were
  - were the overall
  - organised by the
  - the second edition
  - second edition of
  - season-ending competition for
  - of Athletics Federations
  - href=\"\">Judi Bola</a>The 1986
  - September 1986 Saïd
  - on 10 September
  - of the season-ending
  - Prix track and
  - 1986 IAAF Grand
  - the Stadio Olimpico
  - for the IAAF
  - held at the
  - Grand Prix Final
4-gram: 
  - field circuit organised by
  - by the International Association
  - the International Association of
  - in Rome Italy on
  - circuit organised by the
  - was held at the
  - It was held at
  - Grand Prix Final was
  - <a href=\"\">Judi Bola</a>The 1986
  - of Athletics Federations It
  - metres and Yordanka Donkova
  - Final was the second
  - overall points winners of
  - second edition of the
  - 10 September 1986 Saïd
  - 1986 IAAF Grand Prix
  - 5000 metres and Yordanka
  - for the IAAF Grand
  - hurdles were the overall
  - the IAAF Grand Prix
  - at the Stadio Olimpico
  - competition for the IAAF
  - Yordanka Donkova 100 metres
  - Federations It was held
  - edition of the season-ending
  - Bola</a>The 1986 IAAF Grand
  - on 10 September 1986
  - Association of Athletics Federations
  - Athletics Federations It was
  - track and field circuit
  - Prix track and field
  - of the season-ending competition
  - Aouita 5000 metres and
  - metres hurdles were the
  - IAAF Grand Prix Final
  - 1986 Saïd Aouita 5000
  - Donkova 100 metres hurdles
  - the season-ending competition for
  - winners of the tournament
  - held at the Stadio
  - Stadio Olimpico in Rome
  - Rome Italy on 10
  - Olimpico in Rome Italy
  - Italy on 10 September
  - href=\"\">Judi Bola</a>The 1986 IAAF
  - were the overall points
  - 100 metres hurdles were
  - September 1986 Saïd Aouita
  - International Association of Athletics
  - Prix Final was the
  - season-ending competition for the
  - Grand Prix track and
  - organised by the International
  - the overall points winners
  - and Yordanka Donkova 100
  - IAAF Grand Prix track
  - Saïd Aouita 5000 metres
  - points winners of the
  - the Stadio Olimpico in
  - the second edition of
  - was the second edition
  - and field circuit organised
5-gram: 
  - 1986 Saïd Aouita 5000 metres
  - were the overall points winners
  - Olimpico in Rome Italy on
  - overall points winners of the
  - held at the Stadio Olimpico
  - Rome Italy on 10 September
  - circuit organised by the International
  - metres hurdles were the overall
  - at the Stadio Olimpico in
  - href=\"\">Judi Bola</a>The 1986 IAAF Grand
  - Final was the second edition
  - the Stadio Olimpico in Rome
  - Yordanka Donkova 100 metres hurdles
  - was held at the Stadio
  - on 10 September 1986 Saïd
  - 5000 metres and Yordanka Donkova
  - points winners of the tournament
  - Stadio Olimpico in Rome Italy
  - Grand Prix Final was the
  - track and field circuit organised
  - was the second edition of
  - competition for the IAAF Grand
  - and field circuit organised by
  - Federations It was held at
  - the season-ending competition for the
  - hurdles were the overall points
  - season-ending competition for the IAAF
  - second edition of the season-ending
  - and Yordanka Donkova 100 metres
  - It was held at the
  - Association of Athletics Federations It
  - the overall points winners of
  - 1986 IAAF Grand Prix Final
  - in Rome Italy on 10
  - Athletics Federations It was held
  - organised by the International Association
  - Donkova 100 metres hurdles were
  - Grand Prix track and field
  - Prix track and field circuit
  - Aouita 5000 metres and Yordanka
  - the International Association of Athletics
  - metres and Yordanka Donkova 100
  - field circuit organised by the
  - International Association of Athletics Federations
  - by the International Association of
  - Italy on 10 September 1986
  - the IAAF Grand Prix track
  - the second edition of the
  - Bola</a>The 1986 IAAF Grand Prix
  - 10 September 1986 Saïd Aouita
  - <a href=\"\">Judi Bola</a>The 1986 IAAF
  - IAAF Grand Prix Final was
  - 100 metres hurdles were the
  - for the IAAF Grand Prix
  - September 1986 Saïd Aouita 5000
  - of the season-ending competition for
  - of Athletics Federations It was
  - Saïd Aouita 5000 metres and
  - IAAF Grand Prix track and
  - edition of the season-ending competition
  - Prix Final was the second