YOU SAID:

I like oranges and orange and cows

INTO JAPANESE

私はオレンジとオレンジと牛が好きです

BACK INTO ENGLISH

I like oranges, oranges and cows.

INTO JAPANESE

私はオレンジ、オレンジ、牛が好きです。

BACK INTO ENGLISH

I like oranges, oranges and cows.