Perhaps you should try some spelling variations:
wang wang » wang liang, wang yan, wang yong
wang yang » wang yan, wang liang, wang yanling
tuan hua » tuan vu, yuan hui
jiu cong » li cong
yan hua » ya hua, wang hua, yan guan
tan hua » wang hua, tan chia, tan puay
yan jiu » yang jie, yang jin, pang jiu

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((wang wang) or (wang yang)) ((yan hua) or (((tan hua) OR (tuan hua)))) ren yan jiu cong shu ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((wang wang) OR (wang yang)) ((yan hua) OR (((tan hua) OR (tuan hua)))) ren yan jiu cong shu ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((wang wang) or (wang yang)) ((yan hua) or (((tan hua) OR (tuan hua)))) ren yan jiu cong shu ;*".