Perhaps you should try some spelling variations:
deutschen literacy » deutschen literatur
deutsche literatur » deutschen literatur
literatur survey » literature survey, literature surveys, literatur series
zur deutschen » zum deutschen, der deutschen, fur deutsche
zur deutsche » fur deutsche, zur deutsch, der deutsche
studies zur » studie zur

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: (( studies zur deutsche literatur survey ) OR ( studien zur deutschen literacy survey ))~.
• Adding a wildcard symbol may retrieve word variants: (( studies zur deutsche literatur survey ) or ( studien zur deutschen literacy survey ))*.