Perhaps you should try some spelling variations:
yang guang » yang yang, yan guan, yang liang
china wang » china yang, china chang, china zhang
wang yang » wang yan, wang liang, wang yanling
chia wang » chen wang, chiu wan, chia lan
yang lin » yang jin, wang lin, yang li
zong hai » dang hai, long han, zong he
hong hai » shang hai, zhong tai, dang hai

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 yang guang ((chia wang) OR (china wang)) yang lin ((zong hai) OR (hong hai)) ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang yang guang ((chia wang) OR (china wang)) yang lin ((zong hai) or (hong hai)) ;~".
• Adding a wildcard symbol may retrieve word variants: wang yang guang ((chia wang) OR (china wang)) yang lin ((zong hai) or (hong hai)) ;*.