Perhaps you should try some spelling variations:
"its communication sector" » "its telecommunication sector", "its telecommunications sector", "its communication series", "nets communication sector", "c's communication sector", "mass communication sector"
"its organization theory" » "arts organization theory", "dis organization theory", "us organization theory"
"anti colonial israel" » "_ anticolonial israel", "a colonial israel", "ii colonial israel"

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: (((("its organization theory") OR ("anti colonial israel"))) OR ("its communication sector"))~.
• Removing quotes may allow a broader search: (((( its organization theory ) or ( anti colonial israel ))) or ( its communication sector ))~.
• Adding a wildcard symbol may retrieve word variants: (((("its organization theory") or ("anti colonial israel"))) or ("its communication sector"))*.