Perhaps you should try some spelling variations:
ban chong » bai chong, ban chiang, boon chong
wing yan » wang yan, wing ian, wing tan
cong ren » congo rep, congo red, cong sun
wing sun » liang sun, cong sun, nina sun
qian yan » qian jun, qian yi
chong yi » chong yah, chong yun, hong yu
yan ban » can bank, tan bann, wang ban

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 ((cong ren) or (wing sun)) qian yan ban chong yi ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wing yan ((cong ren) OR (wing sun)) qian yan ban chong yi ;*.