観測 かんそくヘリコプター

kansokuherikoputā

1. Not an observation helicopter.

1. Was an observation helicopter.

1. Observational helicopter with/by ; Observing with a helicopter

1. Observation helicopter's; Of observation helicopter

1. Not an observation helicopter.; It is not an observation helicopter.

1. It's not an observation helicopter.

1. Was an observation helicopter.

1. Observation helicopter.; It is an observation helicopter.

1. It is not an observation helicopter.

1. Was not an observation helicopter.

1. Probably an observation helicopter.

1. Was not an observation helicopter.; Was not a surveillance helicopter.

1. Wasn't an observation helicopter.; Wasn't a surveillance helicopter.

1. Probably an observation helicopter.

1. Was not an observation helicopter.; Was not a monitoring helicopter.

1. If it were an observation helicopter; If it was an observation helicopter

1. If it were an observation helicopter.; If it is an observation helicopter.

1. If/when observation helicopters; If there are observation helicopters