YOU SAID:

My jokes aren't funny

INTO JAPANESE

私のジョークが面白くないです。

BACK INTO ENGLISH

My jokes are not funny.

INTO JAPANESE

私のジョークは面白いではありません。

BACK INTO ENGLISH

My jokes were funny but not.

INTO JAPANESE

私のジョークは面白いではなく.

BACK INTO ENGLISH

My jokes were funny, but not...

INTO JAPANESE

私の冗談がおかしかった.

BACK INTO ENGLISH

My joke was funny.

INTO JAPANESE

私の冗談がおかしかった。

BACK INTO ENGLISH

My joke was funny.