Perhaps you should try some spelling variations:
yidan chang » yuan chang, shiyan chang
luong thanh » long thanh, truong thanh
wang yidan » wang yan
yang jie » yang jin, yang jui, yang yi
chang c » chang _, anhang c, chang ha
yang xi » yang yi, yang jui
c main » 1 main, 2 main, 3 main

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

• Performing a fuzzy search may retrieve terms with similar spellings: wang yidan chang c main ((((yang jie) or (yang xi))) or (yang di)) luong thanh ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang yidan chang c main ((((yang jie) OR (yang xi))) OR (yang di)) luong thanh ;.
• Adding a wildcard symbol may retrieve word variants: wang yidan chang c main ((((yang jie) or (yang xi))) or (yang di)) luong thanh ;*.