Perhaps you should try some spelling variations:
hang china » han china, change china, ghana china
yang chia » yang chik, tan chia, wang chi
tan kong » tan hong
kong lin » kong lyn, kong land, song lina
long han » long chain, long thanh, long haul
hong hai » shang hai, zhong tai, dang hai
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 ((yang chia) OR (hang china)) tan kong lin ((long han) OR (hong hai)) ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang yan ((yang chia) OR (hang china)) tan kong lin ((long han) or (hong hai)) ;~".
• Adding a wildcard symbol may retrieve word variants: wang yan ((yang chia) OR (hang china)) tan kong lin ((long han) or (hong hai)) ;*.