Perhaps you should try some spelling variations:
chang hay » change has, chang mae, chang hee
gain yang » dan yang, daun yang, tan yang
yan qian » yan liang, jun qian, yan clan
qian yan » qian jun, qian yi
yan gain » fan again, you gain, run gain
chang ha » chang mae
yang yi » yang di, yang xi, yang jui
wang » wing, wan

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: (wang OR lang) yan qian yan gain yang yi ((chang hay) OR (chang ha)) ;~.
• Adding a wildcard symbol may retrieve word variants: (wang or lang) yan qian yan gain yang yi ((chang hay) or (chang ha)) ;*.