Perhaps you should try some spelling variations:
tian john » brian john, ethan john, tuman john
chang you » change you, change your, thing you
you cheng » yu cheng, you change, you chenli
dang hadi » dang hai
yang lin » wang lin, yang li, yang liang
yang jin » yang jie, yang jun, ying jin
yang xi » yang yi, yang jui

You may be able to get more results by adjusting your search query.

• If you are trying to use Boolean operators, they must be ALL CAPS: tian john chang you cheng ((((yang lin) OR (yang jin))) OR (((yang di) OR (yang xi)))) dang hadi ;~.
• Adding a wildcard symbol may retrieve word variants: tian john chang you cheng ((((yang lin) or (yang jin))) or (((yang di) or (yang xi)))) dang hadi ;*.