Perhaps you should try some spelling variations:
"re communication history" » "re telecommunication history", "re communication sector", "re communication theory", "de communication history", "true communication history", "une communication history"
"pro colonization history" » "pro organization history", "pro cooperation history", "pro civilization history", "bio colonization history", "re colonization history", "mars colonization history"
"_ colonization israel" » "_ communication israel", "_ colonization still", "_ decolonization islam", "_ decolonization israel", "decolonization _ israel"

Try widening your search to All Fields.

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

• Performing a fuzzy search may retrieve terms with similar spellings: (((("re communication history") or ("pro colonization history"))) or ("_ colonization israel"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("re communication history") OR ("pro colonization history"))) OR ("_ colonization israel")).
• Removing quotes may allow a broader search: (((( re communication history ) or ( pro colonization history ))) or ( _ colonization israel )).
• Adding a wildcard symbol may retrieve word variants: (((("re communication history") or ("pro colonization history"))) or ("_ colonization israel"))*.