YOU SAID:

You're going to have to try a little harder than that

INTO JAPANESE

それよりもう少し頑張らなければならないつもり

BACK INTO ENGLISH

Going a little harder than that

INTO JAPANESE

それよりも少し難しくなります。

BACK INTO ENGLISH

It will be a little harder.

INTO JAPANESE

それは少し難しくなるでしょう。

BACK INTO ENGLISH

It is a little difficult.

INTO JAPANESE

それは少し難しいです。

BACK INTO ENGLISH

It is a little tricky.

INTO JAPANESE

それは少しトリッキーです。

BACK INTO ENGLISH

It is a little tricky.