YOU SAID:

this is the thing that can do the thing that is man

INTO JAPANESE

これは男である事の出来る事です。

BACK INTO ENGLISH

This is the things that man can do.

INTO JAPANESE

これは人間のやることです。

BACK INTO ENGLISH

This is a man can do.

INTO JAPANESE

男は、この行うことができます。

BACK INTO ENGLISH

He can do this.

INTO JAPANESE

彼はこれを行うことができます。

BACK INTO ENGLISH

He can do this.