Perhaps you should try some spelling variations:
wang dank » wang dan, wang yan, wang yang
anhang dr » anhang der, anhang die, anhang das
wong shiu » wong siu, cong shu, song shin
anhang d » anhang 1, anhang a, anhang i
ein gang » ein ganz, ein zugang, ii gang
wong yue » wang yue, hong yu
gang li » gan li, tang li, wang li

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 dank ((anhang dr) OR (anhang d)) ein gang li ((wong shiu) OR (wong yue)) ;~.
• Adding a wildcard symbol may retrieve word variants: wang dank ((anhang dr) or (anhang d)) ein gang li ((wong shiu) or (wong yue)) ;*.