YOU SAID:

Work smarter, not harder.

INTO JAPANESE

仕事賢く、難しい。

BACK INTO ENGLISH

Work smarter and harder.

INTO JAPANESE

賢くより困難の仕事。

BACK INTO ENGLISH

Work smarter, more difficult.

INTO JAPANESE

賢くより困難な作業です。

BACK INTO ENGLISH

It is smarter and more difficult task.

INTO JAPANESE

それは賢くより困難な作業です。

BACK INTO ENGLISH

It is smarter and more difficult task.