| Similarity | Rank | |
|---|---|---|
| refuelling | 0.889 | 68122 |
| refuel | 0.817 | 48041 |
| resupply | 0.779 | 68329 |
| tankers | 0.740 | 34211 |
| tanker | 0.734 | 26861 |
| airlift | 0.734 | 74347 |
| unmanned | 0.733 | 26624 |
| C-130 | 0.733 | 83046 |
| B-52 | 0.718 | 82982 |
| aircraft | 0.713 | 3392 |
| shuttle | 0.711 | 10121 |
| take-off | 0.710 | 38561 |
| takeoff | 0.707 | 30924 |
| propulsion | 0.701 | 25467 |
| interceptor | 0.700 | 66111 |
| interceptors | 0.690 | 82361 |
| fuel | 0.689 | 1992 |
| helicopters | 0.688 | 16101 |
| turboprop | 0.686 | 96919 |
| seaplane | 0.682 | 73859 |
| aircrafts | 0.682 | 53087 |
| air-to-air | 0.676 | 87779 |
| submarines | 0.675 | 26239 |
| shuttles | 0.673 | 37685 |
| freighters | 0.670 | 77544 |