Perhaps you should try some spelling variations:
yanling zhang » anming zhang
long thanh » luong thanh, long han, long trinh
zhang han » zhang fan, zhang yan, zhang hanmo
yan liang » yang liang, wang liang, you liang
han gain » fan again, heat gain, run gain
yang yi » yang xi, yang jui
wang » wing, wan

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) yanling zhang han gain ((((yan liang) or (yang di))) or (yang yi)) long thanh ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (wang OR lang) yanling zhang han gain ((((yan liang) OR (yang di))) OR (yang yi)) long thanh ;.
• Adding a wildcard symbol may retrieve word variants: (wang or lang) yanling zhang han gain ((((yan liang) or (yang di))) or (yang yi)) long thanh ;*.