Perhaps you should try some spelling variations:
wang yangming » wang yangming's, wang yanling, wang qingqing
wang danning » wang yanling, wang daoping, wang ning
dia kongo » das kongo, dr kongo
plans de » plan de, plano de, plans do
dan yang » daun yang, tan yang, wang yang
di congo » du congo, dr congo, eic congo
de dan » de don, me dan

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 yangming) OR (wang danning)) plans de dan yang ((di congo) OR (dia kongo)) can ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((wang yangming) or (wang danning)) plans de dan yang ((di congo) OR (dia kongo)) can ;~".
• Adding a wildcard symbol may retrieve word variants: ((wang yangming) or (wang danning)) plans de dan yang ((di congo) OR (dia kongo)) can ;*.