Perhaps you should try some spelling variations:
yang fan » zhang fan, yang dean, yang yang
yu cheng » yu chen, _ cheng
chan eng » chan fong, chan kang, chan ming
eng jong » eng hong, hong jong, zeng jing
jong siu » kong siu, wong siu, dong sin
yang ka » yang yao
a chen » ta chen, _ chen, n chen

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

• Performing a fuzzy search may retrieve terms with similar spellings: wang ((yang ka) or (yang fan)) ((a chen) or (yu cheng)) chan eng jong siu ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang ((yang ka) OR (yang fan)) ((a chen) OR (yu cheng)) chan eng jong siu ;.
• Adding a wildcard symbol may retrieve word variants: wang ((yang ka) or (yang fan)) ((a chen) or (yu cheng)) chan eng jong siu ;*.