| use helicopter | 22.45 | Nor do the Seattle police use a helicopter. | ||
| send helicopter | 7.31 | One station even sent its helicopter. | ||
| fly helicopter | 5.60 | Stan flew helicopters in Vietnam. | ||
| shoot helicopter | 5.20 | They shot the helicopters down. | ||
| board helicopter | 4.02 | They boarded a helicopter for the flight to Camp David. | ||
| dispatch helicopter | 3.09 | A rescue helicopter was dispatched. | ||
| see helicopter | 2.96 | You see more helicopters. | ||
| hit helicopter | 2.57 | The helicopter was not hit. | ||
| take helicopter | 2.57 | He will take his helicopter. | ||
| prevent helicopter | 2.30 | Fog prevented some helicopters from taking off. | ||
| have helicopter | 2.04 | I had helicopters flying at me. | ||
| destroy helicopter | 1.97 | At least three helicopters were destroyed. | ||
| hear helicopter | 1.97 | If they hear a helicopter, they play dead. | ||
| say helicopter | 1.97 | U.S. general says Apache helicopters ready for combat. | ||
| attack helicopter | 1.84 | US orders up Apache attack helicopters. | ||
| deploy helicopter | 1.84 | Helicopters were also deployed, authorities said. | ||
| ground helicopter | 1.84 | Poor visibility grounded helicopters. | ||
| include helicopter | 1.71 | They include a helicopter, a race car with gears that shift, planes and boats. | ||
| down helicopter | 1.58 | The helicopter was downed over the northwest Bosnian town of Bihac. | ||
| provide helicopter | 1.51 | The helicopters will be provided free to Mexico. |