| Similarity | Rank | |
|---|---|---|
| the_FAA | 0.843 | 22173 |
| FAA | 0.743 | 43341 |
| air_traffic_controller | 0.642 | 79197 |
| Boeing | 0.637 | 14019 |
| air_traffic_control | 0.630 | 85061 |
| the_Department_of_Transportation | 0.622 | 56577 |
| the_U.S._Air_Force | 0.617 | 56729 |
| the_Department_of_Homeland_Security | 0.610 | 38433 |
| United_Airlines | 0.596 | 68372 |
| the_Department_of_Defense | 0.586 | 20186 |
| NATCA | 0.585 | 98212 |
| the_aviation_industry | 0.580 | 72198 |
| airline | 0.575 | 5919 |
| American_Airlines | 0.575 | 49560 |
| US_Airways | 0.570 | 79729 |
| airliner | 0.568 | 74382 |
| ICAO | 0.568 | 67027 |
| the_Federal_Communications_Commission | 0.567 | 79106 |
| NASA | 0.565 | 4997 |
| the_U.S._Coast_Guard | 0.561 | 91865 |
| Airbus | 0.561 | 29191 |
| Boeing_[number] | 0.560 | 83928 |
| the_Air_Force | 0.560 | 10097 |
| the_US_Air_Force | 0.558 | 94795 |
| air_traffic | 0.556 | 70586 |