Perhaps you should try some spelling variations:
yuan wang » yan wang, yuan kang, yuan chang
wing ian » wing tan, twinn ian
wing sun » liang sun, cong sun, nina sun
colin xu » colin c, colin _
wang tan » wang yan, wang ban, wang dan
xu yuan » xu yan, chu yuan, liu yuan
hong ma » hong a, hong tan, hong hai

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((wing ian) or (wing sun)) colin xu yuan wang tan hong ma ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((wing ian) OR (wing sun)) colin xu yuan wang tan hong ma ;*.