Perhaps you should try some spelling variations:
yang yang » wang yang, wang yan
long paul » long haul, hong paul, long tail
wing tan » liang tan, hong tan, wing sun
wing ian » twinn ian, wing sun
tuan hua » tan hua, tuan vu, yuan hui
hua gain » heat gain, run gain, hua ban
yang jin » yang jie, yang jun, ying jin
tin tan » tan tan, tin can

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((((wing tan) OR (tin tan))) or (wing ian)) tuan hua gain ((yang yang) or (yang jin)) long paul ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((((wing tan) OR (tin tan))) OR (wing ian)) tuan hua gain ((yang yang) OR (yang jin)) long paul ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((wing tan) OR (tin tan))) or (wing ian)) tuan hua gain ((yang yang) or (yang jin)) long paul ;*".