Perhaps you should try some spelling variations:
wang hong » wang hyoung, wang lihong, wang heyong
wang yong » wang yang, wang hyoung, wang yan
zwang der » zugang der, zwang mehr, zwange des
zwang des » zwange des, zugang des, gang des
shang hai » shang kai, dang hai, chang ha
rent tan » rent a
hong yu » wong yue
tan li » tang li, tian li, gan li

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((wang hong) or (wang yong)) ((zwang der) OR (zwang des)) rent tan li ((shang hai) or (hong yu)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((wang hong) OR (wang yong)) ((zwang der) OR (zwang des)) rent tan li ((shang hai) OR (hong yu)) ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((wang hong) or (wang yong)) ((zwang der) OR (zwang des)) rent tan li ((shang hai) or (hong yu)) ;".
• Adding a wildcard symbol may retrieve word variants: ((wang hong) or (wang yong)) ((zwang der) OR (zwang des)) rent tan li ((shang hai) or (hong yu)) ;*.