Perhaps you should try some spelling variations:
thing lens » thing leads, nothing less
thin lens » thin line, thin end
dong sign » dong sin, among sign, dong bin
yan clan » das clan, yan guan, yan yuan
clan die » class die, man die, juan die
die last » died last, die lasten, time last
wang » wing, wan

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 lang) yan clan die last ((thing lens) OR (thin lens)) dong sign ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (wang OR lang) yan clan die last ((thing lens) OR (thin lens)) dong sign ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(wang or lang) yan clan die last ((thing lens) OR (thin lens)) dong sign ;*".