Perhaps you should try some spelling variations:
wang yuan » wang yuhan, wang yan, fang yuan
yang mind » yang cindy, yang jin, sang minh
zhong tai » hong tan, hong hai, zhong zhi
dang hari » dang hai
yuan kai » yuan kang, yuan fei, tan kai
kai chai » ka chai, goi chai, kim chai
chai tan » chai tam, chai onn
tan yang » dan yang, tan ying, tan yong

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

• Performing a fuzzy search may retrieve terms with similar spellings: wang yuan kai chai tan yang mind ((zhong tai) or (dang hari)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang yuan kai chai tan yang mind ((zhong tai) OR (dang hari)) ;*.