YOU SAID:
I'm trying to become better than dogs.
INTO JAPANESE
私は犬より良くなりしようとしています。
BACK INTO ENGLISH
Me is better than the dog wants.
INTO JAPANESE
私は犬が望んでいるよりも優れています。
BACK INTO ENGLISH
I am better than wants a dog.
INTO JAPANESE
私は犬を望んでいるよりも良い。
BACK INTO ENGLISH
My dog wants more than good.
INTO JAPANESE
私の犬は良い以上のものを望んでいます。
BACK INTO ENGLISH
My dog wants more than good.
That didn't even make that much sense in English.