Perhaps you should try some spelling variations:
wang yang » wang yan, wang liang, wang yanling
sang minh » kang minah, anh minh, song min
jeong shu » jeong su, cong shu
tang min » chang min, yang mind, tang li
yang yi » yang di, yang xi, yang jui
yang li » yang lin, yang di, yang xi
yi hua » li hua, ya hua, yi hui

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 yang yi hua (rene OR irene) ((((tang min) OR (sang minh))) OR (yang li)) jeong shu ;~.
• Adding a wildcard symbol may retrieve word variants: wang yang yi hua (rene or irene) ((((tang min) or (sang minh))) or (yang li)) jeong shu ;*.