Perhaps you should try some spelling variations:
wang liang » wang yang
dong ping » dong sin, dong bin, dong jung
zeng jing » zhang jing, wang jing, yang jing
von sach » von fach, von sprach, von sam
jing ji » ying jin
von sa » von sam, von sap, von sl
ye a » yet a, me a, y a
e a » et a

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((wang liang) or (dong ping)) ((ye a) or (e a)) zeng jing ji ((von sach) OR (von sa)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((wang liang) OR (dong ping)) ((ye a) OR (e a)) zeng jing ji ((von sach) OR (von sa)) ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((wang liang) or (dong ping)) ((ye a) or (e a)) zeng jing ji ((von sach) OR (von sa)) ;*".