Perhaps you should try some spelling variations:
japan taiwan » japan thailand
yan taiwan » law taiwan, lanka taiwan
china dan » china den, china data, china des
zhong tai » hong tan, hong hai, zhong zhi
shang hai » shang kai, dang hai, chang ha
dan yang » daun yang, tan yang, wang yang
yang lin » yang jin, wang lin, yang li
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 taiwan) OR (japan taiwan)) china dan yang lin ((zhong tai) OR (shang hai)) ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang ((yan taiwan) OR (japan taiwan)) china dan yang lin ((zhong tai) or (shang hai)) ;~".
• Adding a wildcard symbol may retrieve word variants: wang ((yan taiwan) OR (japan taiwan)) china dan yang lin ((zhong tai) or (shang hai)) ;*.