Perhaps you should try some spelling variations:
"nets communication history" » "nets telecommunication history", "nets communication sector", "nets communication theory", "lea's communication history", "mass communication history", "c's communication history"
"pro colonization israel" » "pro communication israel", "pro colonization still", "pro colonization history", "bio colonization israel", "re colonization israel", "mars colonization israel"
"re cooperation still" » "re cooperation scale", "re cooperation state", "re cooperation studies", "de cooperation still", "area cooperation still", "rate cooperation still"

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