Perhaps you should try some spelling variations:
wang yuan » wang yuhan, wang yan, fang yuan
kai chuan » hai chuan, say chuan, tai chun
wang yang » wang yan, wang liang, wang yanling
yang mind » yang cindy, yang jin, sang minh
ka chuan » say chuan, hai chuan, ka chai
hong hai » shang hai, zhong tai, dang hai
chang ha » chang mae

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: wang yuan ((kai chuan) OR (ka chuan)) wang yang mind ((hong hai) OR (chang ha)) ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang yuan ((kai chuan) OR (ka chuan)) wang yang mind ((hong hai) or (chang ha)) ;~".
• Adding a wildcard symbol may retrieve word variants: wang yuan ((kai chuan) OR (ka chuan)) wang yang mind ((hong hai) or (chang ha)) ;*.