Perhaps you should try some spelling variations:
wang yang » wang yan, wang liang, wang yanling
hong than » hong tan, long thanh, hong hai
yan wang » yuan wang, yang yang, qian wang
xi irene » _ irene, i rene, ii rene
wie rene » wilke rene, wie deine, wie eine
yang jin » yang jie, yang jun, ying jin
jin hong » tin hong, jin song, min hong

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

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