Perhaps you should try some spelling variations:
wang liang » wang yang
die gender » die gelder, die genfer, life gender
gender age » gender wage, under age, gender a
klaue die » klausa die, klang die
chan eng » chan fong, chan kang, chan ming
ma kong » ma rong, tan kong, nan kong
ma hong » a hong, kia hong, tan hong

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: ((wang liang) OR (chan eng)) klaue die gender age ((ma kong) OR (ma hong)) sar ;~.
• Adding a wildcard symbol may retrieve word variants: ((wang liang) or (chan eng)) klaue die gender age ((ma kong) or (ma hong)) sar ;*.