Perhaps you should try some spelling variations:
wan wang » wen wang, yan wang, wang yang
xi irene » _ irene, i rene, ii rene
tang min » chang min, sang minh, yang mind
yang jin » yang jie, yang jun, ying jin
cong hai » hong hai, dang hai, long han
cong van » congo can, duong van, cong sun
yan xi » yang xi, yan zi

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

• Performing a fuzzy search may retrieve terms with similar spellings: wan wang yan xi irene ((tang min) or (yang jin)) ((cong hai) or (cong van)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wan wang yan xi irene ((tang min) OR (yang jin)) ((cong hai) OR (cong van)) ;.
• Adding a wildcard symbol may retrieve word variants: wan wang yan xi irene ((tang min) or (yang jin)) ((cong hai) or (cong van)) ;*.