Perhaps you should try some spelling variations:
yan taiwan » law taiwan, lanka taiwan, japan 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
yang lin » yang jin, yang li, yang liang
wang lin » wang li, wang qin, wang limin

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 china dan ((yang lin) OR (wang lin)) ((zhong tai) OR (shang hai)) ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang yan taiwan china dan ((yang lin) OR (wang lin)) ((zhong tai) or (shang hai)) ;~".
• Adding a wildcard symbol may retrieve word variants: wang yan taiwan china dan ((yang lin) OR (wang lin)) ((zhong tai) or (shang hai)) ;*.