Perhaps you should try some spelling variations:
yan zwang » yan wang, yan zhang, yan liang
jeng dong » eng hong, zeng doug
dong sind » dong sin, dong bin, dong ping
zwang a » zwang _, zwang als, zugang a
a last » _ last, a las
wang » wing, wan
zwang » zwing, zwan
thing » things, think

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