Perhaps you should try some spelling variations:
you cheng » yu cheng, you change, you chenli
cheng wei » chen wei, cheng hei, cheng siwei
dang hadi » dang hai
wei chen » wei shen, frei chen, jui chen
yang jie » yang jin, yang yi, yang jun
yang jui » yang judy, yang yi
xin you » win you, xin yu, win your
yang xi » yang yi

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

• Performing a fuzzy search may retrieve terms with similar spellings: xin you cheng wei chen ((((yang jie) or (yang di))) or (((yang jui) or (yang xi)))) dang hadi ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: xin you cheng wei chen ((((yang jie) OR (yang di))) OR (((yang jui) OR (yang xi)))) dang hadi ;.
• Adding a wildcard symbol may retrieve word variants: xin you cheng wei chen ((((yang jie) or (yang di))) or (((yang jui) or (yang xi)))) dang hadi ;*.