Perhaps you should try some spelling variations:
wang yang » wang yan, wang liang, wang yanling
juan rene » juan meng, juan rana
yang fan » zhang fan, yang dean, yang yang
hua rene » hua ren
nhan thi » phan thi, ha thi, nga thi
hong g » hong ng, hong w, hong ghi
hong 7 » hong w
hong a » hong ma, hong w, kong a

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 fan ((hua rene) OR (juan rene)) nhan thi ((hong g) OR (((hong 7) OR (hong a)))) ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang yang fan ((hua rene) or (juan rene)) nhan thi ((hong g) or (((hong 7) OR (hong a)))) ;~".
• Adding a wildcard symbol may retrieve word variants: wang yang fan ((hua rene) or (juan rene)) nhan thi ((hong g) or (((hong 7) OR (hong a)))) ;*.