Perhaps you should try some spelling variations:
"re communication history" » "re telecommunication history", "re communication sector", "re communication theory", "true communication history", "une communication history", "1 communication history"
"re colonization history" » "re organization history", "re cooperation history", "re civilization history", "pro colonization history", "_ colonization history", "jews colonization history"
"de communication iran" » "de communication iraq", "de communication ireland", "de communication brands", "mobile communication iran", "online communication iran"

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 colonization history") OR ("re communication history"))) or ("de communication iran"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("re colonization history") OR ("re communication history"))) OR ("de communication iran")).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"re colonization history\") OR (\"re communication history\"))) or (\"de communication iran\"))".
• Removing quotes may allow a broader search: (((( re colonization history ) OR ( re communication history ))) or ( de communication iran )).
• Adding a wildcard symbol may retrieve word variants: (((("re colonization history") OR ("re communication history"))) or ("de communication iran"))*.