Perhaps you should try some spelling variations:
"peer teaching relaxation studies / peer teaching relaxation studies" » "peer breathing relaxation studies / peer breathing relaxation studies", "peer teaching realisation studies / peer teaching realisation studies", "peer teaching realization studies / peer teaching realization studies", "team teaching relaxation studies / team teaching relaxation studies"
"der teaching religion studies / der teaching religion studies" » "der teaching religious studies / der teaching religious studies", "der learning religion studies / der learning religion studies", "der making religion studies / der making religion studies", "der teaching religion study / der teaching religion study", "der teaching religion stated / der teaching religion stated", "er teaching religion studies / er teaching religion studies", "her teaching religion studies / her teaching religion studies", "year teaching religion studies / year teaching religion studies"

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"der teaching religion studies / der teaching religion studies\") OR (\"peer teaching relaxation studies / peer teaching relaxation studies\"))".
• Removing quotes may allow a broader search: (( der teaching religion studies / der teaching religion studies ) OR ( peer teaching relaxation studies / peer teaching relaxation studies )).
• Adding a wildcard symbol may retrieve word variants: (("der teaching religion studies / der teaching religion studies") OR ("peer teaching relaxation studies / peer teaching relaxation studies"))*.