Perhaps you should try some spelling variations:
huang cheng » huang chang, hong cheng, huang weng
cheng zhang » cheng han, zhen zhang, chen zheng
liang ying » liang liying, huang ying, zhang ying
liang yan » liang dan, liang tan, wang yan
wang yong » wang yang, wang hyoung, wang yan
fan yong » fan ying, tan yong, fan along

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 yan) OR (liang ying)) huang cheng zhang ((fan yong) OR (wang yong)) ago ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang ((liang yan) or (liang ying)) huang cheng zhang ((fan yong) OR (wang yong)) ago ;~".
• Adding a wildcard symbol may retrieve word variants: wang ((liang yan) or (liang ying)) huang cheng zhang ((fan yong) OR (wang yong)) ago ;*.