Perhaps you should try some spelling variations:
wang liang » wang yang
wang wang » wang yang, wang yan, wang yong
hua rene » hua ren, juan rene
yan minh » tuan minh, sang minh, yang mind
yan hua » tan hua, ya hua, wang hua
han min » han men, kan min, chan ming
hong yu » wong yue

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 wang) OR (wang liang)) yan hua rene ((((yan minh) OR (han min))) OR (anh minh)) hong yu ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((wang wang) OR (wang liang)) yan hua rene ((((yan minh) or (han min))) or (anh minh)) hong yu ;~".
• Adding a wildcard symbol may retrieve word variants: ((wang wang) OR (wang liang)) yan hua rene ((((yan minh) or (han min))) or (anh minh)) hong yu ;*.