Perhaps you should try some spelling variations:
choon chuan » chen chuan
wang liang » wang yang
wang yuan » wang yuhan, wang yan, fang yuan
yuan wang » yan wang, yuan kang, yuan chang
chuan eng » chan eng, chuan bang, chua beng
zhang wei » zhen wei
hong zhi » zhong zhi, hong ghi, zhang zhi

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

• Performing a fuzzy search may retrieve terms with similar spellings: wang yuan wang liang choon chuan eng ((hong zhi) or (zhang wei)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang yuan wang liang choon chuan eng ((hong zhi) OR (zhang wei)) ;*.