Perhaps you should try some spelling variations:
"its colonization history" » "its communication history", "its organization history", "its cooperation history", "anti colonization history", "jews colonization history", "mars colonization history"
"spoken communication iran" » "open communication iran", "stroke communication iran", "sweden communications iran", "spoken communication iraq", "spoken communication ireland", "spoken communication brands"
"_ colonization failed" » "_ colonization still", "_ organizations failed", "_ decolonization failed", "decolonization _ failed"

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

• Performing a fuzzy search may retrieve terms with similar spellings: (((("its colonization history") or ("_ colonization failed"))) or ("spoken communication iran"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("its colonization history") OR ("_ colonization failed"))) OR ("spoken communication iran"))*.
• Removing quotes may allow a broader search: (((( its colonization history ) or ( _ colonization failed ))) or ( spoken communication iran ))*.