Perhaps you should try some spelling variations:
wang danning » wang yangming, wang ning
wang daoping » wang xiaoping, wang xiaobing, wang leiping
grains yang » grains dans
yang jun » yang jui, pang jun, yang jin
jun hong » tan hong, tin hong, can hong
hong hai » shang hai, zhong tai, dang hai
tan » than
wheat » what, heat

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

• If you are trying to use Boolean operators, they must be ALL CAPS: ((((wang danning) OR (wang daoping))) OR (wang yanling)) tan wheat grains yang jun hong hai ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((wang danning) OR (wang daoping))) or (wang yanling)) tan wheat grains yang jun hong hai ;~".
• Adding a wildcard symbol may retrieve word variants: ((((wang danning) OR (wang daoping))) or (wang yanling)) tan wheat grains yang jun hong hai ;*.