Perhaps you should try some spelling variations:
einen zugang » eigenen zugang, ein zugang, fairen zugang
den zugang » des zugangs, den umgang
ting chong » tin hong, ong chong, song chong
wang yang » wang yan, wang liang, wang yanling
yang cong » yan cong, dang cuong, yang yang
cong van » congo can, duong van, cong sun
chong yi » chong yah, chong yun, hong yu

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

• Performing a fuzzy search may retrieve terms with similar spellings: wang yang cong van ((einen zugang) or (den zugang)) ting chong yi ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang yang cong van ((einen zugang) OR (den zugang)) ting chong yi ;.
• Adding a wildcard symbol may retrieve word variants: wang yang cong van ((einen zugang) or (den zugang)) ting chong yi ;*.