Perhaps you should try some spelling variations:
yuan cheng » yuan chang, huang cheng, yu cheng
liang fun » liang sun, liang dan
liang tan » liang dan, liang sun, wing tan
cheng ha » cheng han, chang ha, cheng chu
yong seo » hong seo, kong sek, song so
ha yong » hu yong, ha huong, dal yong
a yuan » _ yuan, yan yuan

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: wang ((liang fun) or (liang tan)) a yuan cheng ha yong seo ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang ((liang fun) OR (liang tan)) a yuan cheng ha yong seo ;*.