Perhaps you should try some spelling variations:
collaborative series » collaborative services, collaborative studies, collaborative agencies
collaborative goal » collaborative social, collaboration goals, collaborative model
steenland digital » sweetland digital, stand digital
digital rhetoric » digital record, digital theorien, visual rhetoric

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

• Performing a fuzzy search may retrieve terms with similar spellings: steenland digital rhetoric ((collaborative series) or (collaborative goal))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: steenland digital rhetoric ((collaborative series) OR (collaborative goal)).
• Adding a wildcard symbol may retrieve word variants: steenland digital rhetoric ((collaborative series) or (collaborative goal))*.