YOU SAID:
nobody shall take obama's dancing frogs
INTO JAPANESE
誰もオバマの踊るカエルを取ってはならない
BACK INTO ENGLISH
No one should take Obama's dancing frog
INTO JAPANESE
誰もオバマの踊るカエルを取るべきではない
BACK INTO ENGLISH
No one should take Obama's dancing frog
That didn't even make that much sense in English.