Perhaps you should try some spelling variations:
ong chong » song chong, ong cheng, hong cheng
wing sun » liang sun, cong sun, nina sun
wing ian » wing tan, twinn ian
lung can » hung cam
qian yan » qian jun, qian yi
yan wang » yuan wang, yang yang, qian wang
chong yi » chong yah, chong yun, hong yu
when so » when do, when co, when soft

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((((wing sun) or (wing ian))) or (lung can)) when so ((qian yan) or (yan wang)) ong chong yi ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((((wing sun) OR (wing ian))) OR (lung can)) when so ((qian yan) OR (yan wang)) ong chong yi ;.
• Adding a wildcard symbol may retrieve word variants: ((((wing sun) or (wing ian))) or (lung can)) when so ((qian yan) or (yan wang)) ong chong yi ;*.