YOU SAID:

People trying not to laugh so they bite their lips and stuff

INTO JAPANESE

唇とか歯を立てるので笑わないようにしようとしている人

BACK INTO ENGLISH

People are trying not to laugh to the lips, teeth

INTO JAPANESE

人々 は、唇、歯に笑わないようにしようとしています。

BACK INTO ENGLISH

You are trying to make people laugh to the lips and teeth.

INTO JAPANESE

唇と歯を笑わせるしようとすると。

BACK INTO ENGLISH

Lips and teeth and laugh trying.

INTO JAPANESE

唇と歯と笑いにしようとしています。

BACK INTO ENGLISH

Am trying to lips and teeth and smile.

INTO JAPANESE

唇と歯と笑顔にましょう。

BACK INTO ENGLISH

Lips, teeth and smile trying.

INTO JAPANESE

唇、歯、笑顔にしようとしています。

BACK INTO ENGLISH

Am trying to lips, teeth and smile.

INTO JAPANESE

唇、歯、笑顔にましょう。

BACK INTO ENGLISH

Lips, teeth and smile to let.

INTO JAPANESE

唇、歯、笑みを浮かべてください。

BACK INTO ENGLISH

Lips, teeth, please smile.

INTO JAPANESE

唇、歯、笑顔でください。

BACK INTO ENGLISH

Lips, teeth, please smile.