Perhaps you should try some spelling variations:
wang liang » wang yang
long thanh » luong thanh, long han, long trinh
yang yue » yang yun, yang jui, yang yi
wang yue » wong yue, wang hua, wang yan
yan wang » yuan wang, yang yang, qian wang
wang li » wang lei, wang lin, tang li
li long » i long, ii long, li yulong

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

• Performing a fuzzy search may retrieve terms with similar spellings: wang liang ((yang yue) or (wang yue)) yan wang li long thanh ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang liang ((yang yue) OR (wang yue)) yan wang li long thanh ;*.