Perhaps you should try some spelling variations:
wang nan » wang yan, wang ban, wang dan
chia wen » china won, ching wen, asia wen
chia lan » china land, china law, chun lan
yong lin » yang lin, song lina, yong kim
long han » long chain, long thanh, long haul
hong hai » shang hai, zhong tai, dang hai
nan yan » nan ya, wang yan, qian yan

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 nan yan ((chia wen) OR (chia lan)) yong lin ((long han) OR (hong hai)) ;~.
• Adding a wildcard symbol may retrieve word variants: wang nan yan ((chia wen) or (chia lan)) yong lin ((long han) or (hong hai)) ;*.