Perhaps you should try some spelling variations:
"13 democratization africa" » "13 democratization china", "13 democratization mexico", "13 decolonization africa", "10.3 democratization africa", "_ democratization africa", "2 democratization africa"
"_ communication united" » "_ telecommunication united"
"re organization theory" » "re organisation theory", "care organization theory", "free organization theory"

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: (((("13 democratization africa") OR ("_ communication united"))) OR ("re organization theory"))~.
• Removing quotes may allow a broader search: (((( 13 democratization africa ) or ( _ communication united ))) or ( re organization theory ))~.
• Adding a wildcard symbol may retrieve word variants: (((("13 democratization africa") or ("_ communication united"))) or ("re organization theory"))*.