Perhaps you should try some spelling variations:
cong time » long time, doing time, long times
time past » time part, time pad, some past
past thin » last thing, past ten
thin lens » thin line, thin end
dong sign » among sign, dong bin
nan yan » nan ya, wang yan, qian yan
sin » sind, skin, sein

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

• Performing a fuzzy search may retrieve terms with similar spellings: nan yan cong time past thin lens ((dong sign) or (dong sin)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: nan yan cong time past thin lens ((dong sign) OR (dong sin)) ;*.