Perhaps you should try some spelling variations:
chuan zwang » chuan bang
wang chuan » wang chun, chang chuan, wang hua
zwang der » zwang des, zugang der, zwang mehr
rein lang » ein land
der rein » der rhein, der verein, der reinen
lang li » liang li, ling li, tang li
hong yu » wong yue

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

• Performing a fuzzy search may retrieve terms with similar spellings: wang chuan zwang der rein lang li ((cong shu) or (hong yu)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang chuan zwang der rein lang li ((cong shu) OR (hong yu)) ;.
• Adding a wildcard symbol may retrieve word variants: wang chuan zwang der rein lang li ((cong shu) or (hong yu)) ;*.