Perhaps you should try some spelling variations:
longer do » longer _, longer a
lang yan » wang yan, wang yang, zhang yan
yang jin » yang jie, yang jun, ying jin
xi cheng » _ cheng, yi chen, yu cheng
yang yi » yang di, yang xi, yang jui
li chen » yi chen, jui chen
long do » long d, long du, long ago

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

• Performing a fuzzy search may retrieve terms with similar spellings: lang yan ((yang jin) or (yang yi)) ((xi cheng) or (li chen)) ming ((long do) OR (longer do)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: lang yan ((yang jin) OR (yang yi)) ((xi cheng) OR (li chen)) ming ((long do) OR (longer do)) ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "lang yan ((yang jin) or (yang yi)) ((xi cheng) or (li chen)) ming ((long do) OR (longer do)) ;*".