Perhaps you should try some spelling variations:
gain yang » dan yang, daun yang, tan yang
wang hong » wang yong, wang hyoung, wang lihong
song sein » song jin, song min, song seng
yang hui » yang jui, wang hui, yang muxi
hui gain » hui sin, run gain
yang jin » yang jie, yang jun, ying jin
song shu » cong shu, tong shui, wong shiu
shin » skin, thin, ship

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((wang hong) or (wang yan)) yang hui gain yang jin ((song shu) or (((song sein) OR (song shin)))) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((wang hong) OR (wang yan)) yang hui gain yang jin ((song shu) OR (((song sein) OR (song shin)))) ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((wang hong) or (wang yan)) yang hui gain yang jin ((song shu) or (((song sein) OR (song shin)))) ;".
• Adding a wildcard symbol may retrieve word variants: ((wang hong) or (wang yan)) yang hui gain yang jin ((song shu) or (((song sein) OR (song shin)))) ;*.