Perhaps you should try some spelling variations:
wang yidan » wang yan
minh long » minh cong, vinh long
wang tan » wang yan, wang ban, wang dan
pang jun » yang jui
yang jie » yang jin, yang di, yang jui
yi kang » xi kang, yi yang, jin kang
yi gang » ii gang, i gang, li gang
long du » long d, long do, long run

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((wang tan) or (wang yidan)) ((yang jie) or (pang jun)) ((yi kang) OR (yi gang)) minh long du ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((wang tan) OR (wang yidan)) ((yang jie) OR (pang jun)) ((yi kang) OR (yi gang)) minh long du ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((wang tan) or (wang yidan)) ((yang jie) or (pang jun)) ((yi kang) OR (yi gang)) minh long du ;*".