Perhaps you should try some spelling variations:
yang liang » wang liang, yan liang, yang yang
chen yiqun » chen yun, shen yijun
zhang han » zhang fan, zhang yan, zhang hanmo
chan kang » chung kang, chan eng, chan fong
yang jie » yang jin, yang di, yang jui
wang » wing, wan
wage » wages, page, age

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

• Performing a fuzzy search may retrieve terms with similar spellings: (wang or lang) zhang han ((non wage) or (chan kang)) ((yang liang) or (yang jie)) chen yiqun ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (wang OR lang) zhang han ((non wage) OR (chan kang)) ((yang liang) OR (yang jie)) chen yiqun ;.
• Adding a wildcard symbol may retrieve word variants: (wang or lang) zhang han ((non wage) or (chan kang)) ((yang liang) or (yang jie)) chen yiqun ;*.