Perhaps you should try some spelling variations:
wang daoping » wang xiaoping, wang danning, wang xiaobing
wan yanling » wang yanling, wang yangming, wang danning
hua irene » hua ren
irene han » irene a
yang hua » wang hua, yang hui, ying hua
thi hong » tan hong
han thi » nhan thi, phan thi, ha thi
hong yu » wong yue

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((wan yanling) or (wang daoping)) yang hua irene han thi hong yu ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((wan yanling) OR (wang daoping)) yang hua irene han thi hong yu ;*.