YOU SAID:

I wish I was a little bit taller.

INTO JAPANESE

もう少し大きかったなあ。

BACK INTO ENGLISH

I wish I was a little bit more.

INTO JAPANESE

もう少しだったら。

BACK INTO ENGLISH

I had been a little.

INTO JAPANESE

私は少ししていた。

BACK INTO ENGLISH

I was doing a little.

INTO JAPANESE

私は少しやっていた。

BACK INTO ENGLISH

I was doing a little bit.

INTO JAPANESE

私は少しやっていた。

BACK INTO ENGLISH

I was doing a little bit.