Perhaps you should try some spelling variations:
yang liang » wang liang, peng liang, yang guang
yan liang » wang liang, you liang, yan wang
yang yang » wang yang, wang yan
chan eng » chan fong, chan kang, chan ming
gender a » gender _
talk pt » talk opt
a talk » a tale, _ talk, a task
saul » paul, saur, raul

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

• If you are trying to use Boolean operators, they must be ALL CAPS: lang ((((((yan liang) OR (yang liang))) OR (yang yang))) OR (chan eng)) a gender a talk pt saul ;~.
• Adding a wildcard symbol may retrieve word variants: lang ((((((yan liang) or (yang liang))) or (yang yang))) or (chan eng)) a gender a talk pt saul ;*.