Perhaps you should try some spelling variations:
china recent » china ancient, asia recent, china ren
yan clan » das clan, yan guan
yan yuan » yan guan, fang yuan, nan yan
yang jin » yang jie, yang jun, ying jin
cong seo » hong seo, cong shu, cong sun
pan di » pan ji
wang » wan, lang

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

• Performing a fuzzy search may retrieve terms with similar spellings: (wang or wing) ((yan clan) or (yan yuan)) china recent ((pan di) or (yang jin)) cong seo ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (wang OR wing) ((yan clan) OR (yan yuan)) china recent ((pan di) OR (yang jin)) cong seo ;.
• Adding a wildcard symbol may retrieve word variants: (wang or wing) ((yan clan) or (yan yuan)) china recent ((pan di) or (yang jin)) cong seo ;*.