Perhaps you should try some spelling variations:
tuan china » wuhan china, can china, taiwan china
zhang jing » zhang ming, zhang jin, zhang ping
wang judy » yang judy, wang jun
wing yan » wang yan, wing ian, wang yang
wing tan » wing ian, liang tan, hong tan
tan hua » tuan hua, wang hua, tan chia
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: ((wing yan) OR (wing tan)) ((tan hua) or (tuan china)) ren ((zhang jing) or (wang judy)) hong yu ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((wing yan) OR (wing tan)) ((tan hua) OR (tuan china)) ren ((zhang jing) OR (wang judy)) hong yu ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((wing yan) OR (wing tan)) ((tan hua) or (tuan china)) ren ((zhang jing) or (wang judy)) hong yu ;*".