Perhaps you should try some spelling variations:
communication history » telecommunication history, communication sector, communication theory
decolonization notes » decolonization models, decolonization case, decolonization indonesia
colonization failed » colonization still, organizations failed
its decolonization » its colonization, _ decolonization, box decolonization
re colonization » pro colonization, _ colonization, jews colonization

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

• Performing a fuzzy search may retrieve terms with similar spellings: (((( _ communication history ) or ( re colonization failed ))) or ( its decolonization notes ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((( _ communication history ) OR ( re colonization failed ))) OR ( its decolonization notes )).
• Adding a wildcard symbol may retrieve word variants: (((( _ communication history ) or ( re colonization failed ))) or ( its decolonization notes ))*.