Perhaps you should try some spelling variations:
yang liang » wang liang, yan liang, yang yang
jong china » kong china, ming china, qing china
hong jong » hong kong
yan yuan » yan guan, fang yuan, nan yan
wei yang » pei yang, wei wang, wei yang's
dong di » dong sin
ping ku » ping ke, ping yu
ku hong » hu hong, ky hong, kia hong
wang » wing, wan, lang

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 yan) OR (wei yang))) OR (dong di)) ((yan yuan) OR (yang liang)) ping ku hong jong china ;~.
• Adding a wildcard symbol may retrieve word variants: ((((wang yan) or (wei yang))) or (dong di)) ((yan yuan) or (yang liang)) ping ku hong jong china ;*.