YOU SAID:

probably possible that a duck flies in a wind

INTO JAPANESE

おそらくアヒルが風に飛ぶ可能性があります

BACK INTO ENGLISH

Probably ducks may fly in the wind

INTO JAPANESE

おそらくアヒルは風で飛ぶかもしれない

BACK INTO ENGLISH

Probably ducks may fly in the wind