| doping test | 10.47 | The doping tests were not positive. | ||
| doping scandal | 7.83 | What Chinese doping scandal? | ||
| doping case | 6.19 | We announce only a proven doping case. | ||
| doping control | 4.34 | The basketball locker room has been converted to doping control. | ||
| doping offense | 3.62 | Second-division club Empoli investigated for doping offenses, | ||
| doping substance | 2.17 | Zeman never mentioned doping substances openly. | ||
| doping panel | 1.78 | The matter is still under investigation by a FINA doping panel. | ||
| doping program | 1.58 | Franke said the doping program was especially designed for women athletes. | ||
| doping violation | 1.32 | Authorities should punish athletes who are guilty of doping violations. | ||
| doping allegation | 1.05 | She said the doping allegations had caused her depression. | ||
| doping issue | 1.05 | The doping issue is fundamental and difficult. | ||
| doping investigation | 0.99 | Police question Pantani amid doping investigation. | ||
| doping charge | 0.86 | Two cross-country athletes lose their gold medals due to doping charges. | ||
| doping problem | 0.86 | Gore said children were especially threatened by the doping problem. | ||
| doping controversy | 0.79 | The doping controversy only adds to that. | ||
| doping product | 0.79 | The star climber broke down during the dramatic fall trial and admitted to taking doping products. | ||
| doping suspension | 0.79 | Pantani, of Mercatone Uno, had started in the Giro with a possible doping suspension hanging over his head. | ||
| doping ban | 0.72 | Pankov could face a two-year doping ban. | ||
| doping sanction | 0.72 | FISA has among the toughest doping sanctions. | ||
| doping commission | 0.59 | The IAAF doping commission is expected to study the Mitchell case. |