Perhaps you should try some spelling variations:
decolonization islam » decolonization from, decolonization _, decolonisation from
communication israel » communication issues, communication iran, communication iraq
colonization israel » colonization still, colonization history
its communication » nets communication, c's communication, mass communication

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: "\"((\\"its ((colonization israel) OR (decolonization islam))\\") or (\\"its communication israel\\"))\"".
• Removing quotes may allow a broader search: (( its ((colonization israel) OR (decolonization islam)) ) or ( its communication israel )).