Perhaps you should try some spelling variations:
yuan chang » yuan cheng, huang chang, han chang
chang hao » chang ha, change has, chang mae
hao zhang » xiao zhang, zhao zheng, ceo zhang
zhang yan » zhang fan, zhang jian, wang yan
kong saur » kong sar, kong siu, kong your
yan yuan » yan guan, fang yuan, nan yan
yan jiu » yang jie, yang jin, pang jiu

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

• Performing a fuzzy search may retrieve terms with similar spellings: yan yuan chang hao zhang yan jiu ((song shin) or (kong saur)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: yan yuan chang hao zhang yan jiu ((song shin) OR (kong saur)) ;*.