Perhaps you should try some spelling variations:
yang xiabo » zhang xiabo, zhang xiaobo
daun yang » dan yang, du yang, tan yang
zhang hay » zhang han, zhang yan, chang ha
yap yun » yang yun, yau yung
yan kun » yan guan, yan yuan
wang » wing, wan, lang
hyoung » young, hyong, kyoung

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

• Performing a fuzzy search may retrieve terms with similar spellings: wang hyoung ((yap yun) or (yan kun)) daun yang xiabo ((zhang hay) OR (zhang fan)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang hyoung ((yap yun) OR (yan kun)) daun yang xiabo ((zhang hay) OR (zhang fan)) ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang hyoung ((yap yun) or (yan kun)) daun yang xiabo ((zhang hay) OR (zhang fan)) ;*".