Perhaps you should try some spelling variations:
wang daoping » wang xiaoping, wang danning, wang xiaobing
wang yang » wang yan, wang liang, wang yanling
adam yang » awam yang, saham yang, apa yang
das yang » dan yang, das lange, daun yang
jin how » john how
how hci » how heis
tony a » tony h
tony j » tony h

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 yang) OR (wang daoping)) ((tony a) OR (tony j)) ((das yang) OR (adam yang)) jin how hci ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((wang yang) or (wang daoping)) ((tony a) or (tony j)) ((das yang) OR (adam yang)) jin how hci ;~".
• Adding a wildcard symbol may retrieve word variants: ((wang yang) or (wang daoping)) ((tony a) or (tony j)) ((das yang) OR (adam yang)) jin how hci ;*.