Perhaps you should try some spelling variations:
"studies zur deutschland literatur survey" » "studies zur deutschen literatur survey", "studies zur deutsche literatur survey", "studies zur deutschland literature survey", "studies zur deutschland literature surveys", "studies zur deutschland literatur series", "studies fur deutschland literatur survey", "studies zu deutschland literatur survey", "studies nur deutschlands literatur survey", "studie zur deutschland literatur survey"
"studien zur deutschen literacy survey" » "studien zur deutschen literatur survey", "studien zur deutsche literatur survey", "studien zum deutschen literacy survey", "studien der deutschen literacy survey", "studien fur deutsche literacy survey"

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