Perhaps you should try some spelling variations:
yan wang » yuan wang, yang yang, qian wang
yang hui » yang jui, yang muxi, zhang hui
yuan hui » yuan fei, jaan hui, tuan hua
wang hui » wang hua, wang zhi, wang wei
ying thi » ying zhu, dang thi, ying ph
thi hong » tan hong
yan hui » jaan hui

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

• Performing a fuzzy search may retrieve terms with similar spellings: yan wang ((((((yan hui) or (yang hui))) or (yuan hui))) or (wang hui)) gene ying thi hong seo ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: yan wang ((((((yan hui) OR (yang hui))) OR (yuan hui))) OR (wang hui)) gene ying thi hong seo ;.
• Adding a wildcard symbol may retrieve word variants: yan wang ((((((yan hui) or (yang hui))) or (yuan hui))) or (wang hui)) gene ying thi hong seo ;*.