Perhaps you should try some spelling variations:
yuan kai » yuan kang, yuan fei, tan kai
yan wang » yuan wang, yang yang, qian wang
well can » well than, well a, all can
can wong » can hong, can work, can win
wong siu » wong shiu, kong siu, wong sau
i gene » _ gene, a gene, i gede
e gene » _ gene, a gene

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

• If you are trying to use Boolean operators, they must be ALL CAPS: ((yuan kai) OR (yan wang)) liang ((i gene) OR (e gene)) well can wong siu ;~.
• Adding a wildcard symbol may retrieve word variants: ((yuan kai) or (yan wang)) liang ((i gene) or (e gene)) well can wong siu ;*.