Perhaps you should try some spelling variations:
mining business » winning business, gaining business, linking business
business dating » business dealing, business latin, business making
wang dong » wang yong, wang hong, wang ning
wang jing » wang ning, wang liang, wang yong
wang yang » wang yan, wang liang, wang yanling
dating un » rating und, dating _, dating 5

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((((wang dong) OR (wang jing))) or (wang yang)) hwang 2 data mining business dating un ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((((wang dong) OR (wang jing))) OR (wang yang)) hwang 2 data mining business dating un ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((wang dong) OR (wang jing))) or (wang yang)) hwang 2 data mining business dating un ;".
• Adding a wildcard symbol may retrieve word variants: ((((wang dong) OR (wang jing))) or (wang yang)) hwang 2 data mining business dating un ;*.