YOU SAID:

It is abundantly clear that the original is not doing that much

INTO JAPANESE

原作があまりそれをしていないことは大いに明らかです

BACK INTO ENGLISH

It is quite obvious that the original does not do it much

INTO JAPANESE

原作がそれほど大きくはないことは明らかです

BACK INTO ENGLISH

It is obvious that the original is not that big

INTO JAPANESE

オリジナルはそれほど大きくないことは明らかです

BACK INTO ENGLISH

It is obvious that the original is not that big