YOU SAID:

the hardest part is thinking up a phrase

INTO JAPANESE

最大の難所はフレーズを考えています。

BACK INTO ENGLISH

The hardest part would phrase.

INTO JAPANESE

最も困難な部分のフレーズでしょう。

BACK INTO ENGLISH

It would be most difficult phrase.

INTO JAPANESE

最も困難なフレーズでしょう。

BACK INTO ENGLISH

It would be most difficult phrases.

INTO JAPANESE

最も困難なフレーズでしょう。

BACK INTO ENGLISH

It would be most difficult phrases.