Perhaps you should try some spelling variations:
"comparative management studies so" » "compensation management studies so", "comparative management series so", "comparative management study so", "comparative management services so", "comparative management studies some", "comparative management studies 3", "comparative management studies 5"
"communication revised resources history" » "communications revisees resources history", "communication required resources history", "communication devices resources history", "communication related resources history", "communication reuse resources history", "communication revised resources sector"

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

• Performing a fuzzy search may retrieve terms with similar spellings: (("comparative management studies so") or ("communication revised resources history"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("comparative management studies so") OR ("communication revised resources history")).
• Removing quotes may allow a broader search: (( comparative management studies so ) or ( communication revised resources history )).
• Adding a wildcard symbol may retrieve word variants: (("comparative management studies so") or ("communication revised resources history"))*.