YOU SAID:
Dogs are the happiest greatest animals on earth
INTO JAPANESE
犬は地球上で最も幸せな偉大な動物です
BACK INTO ENGLISH
Dogs are the happiest and greatest animals on earth
INTO JAPANESE
犬は地球上で最も幸せで偉大な動物です
BACK INTO ENGLISH
Dogs are the happiest and greatest animals on earth
That didn't even make that much sense in English.