Perhaps you should try some spelling variations:
china long » china hong, china's long, china land
wang dong » wang yong, wang hong, wang jing
wang yang » wang yan, wang liang, wang yanling
thing how » think how, nothing how, thing you
ping li » ping lin, ling li, ping yi
li best » i best, als best, cio best
sar » sara, star, saur

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 dong) OR (wang yang)) ping li best ((thing how) OR (china long)) kong sar ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((wang dong) OR (wang yang)) ping li best ((thing how) or (china long)) kong sar ;~".
• Adding a wildcard symbol may retrieve word variants: ((wang dong) OR (wang yang)) ping li best ((thing how) or (china long)) kong sar ;*.