Perhaps you should try some spelling variations:
wang liang » wang yang
yang yang » wang yang, wang yan
last thin » last thing, last things
dong sind » dong sin, dong ping
sun last » und last, sun part, sun yat
thin end » thin lens, thin red
dong bin » dong sin, dong di, dann bin

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 ((wang liang) OR (yang yang)) sun last thin end ((dong sind) OR (dong bin)) ;~.
• Adding a wildcard symbol may retrieve word variants: wang ((wang liang) or (yang yang)) sun last thin end ((dong sind) or (dong bin)) ;*.