Perhaps you should try some spelling variations:
yang wang » yan wang, yang guang, yang liang
yang yang » wang yang, wang yan
yan chai » ka chai, yan clan, yan zhi
chai tan » chai tam, chai onn
tan yang » dan yang, tan ying, tan yong
yang jin » yang jie, yang jun, ying jin
hong hai » shang hai, zhong tai, dang hai

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: ((yang wang) OR (yang yang)) yan chai tan yang jin ((hong hai) OR (hong tan)) ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((yang wang) OR (yang yang)) yan chai tan yang jin ((hong hai) or (hong tan)) ;~".
• Adding a wildcard symbol may retrieve word variants: ((yang wang) OR (yang yang)) yan chai tan yang jin ((hong hai) or (hong tan)) ;*.