Perhaps you should try some spelling variations:
"its communication italy" » "its communication india", "its communication united", "nets communication italy", "c's communication italy", "mass communication italy"
"jews colonization still" » "jews colonization failed", "jews colonization israel", "jews colonization songs", "its colonization still", "mars colonization still", "re colonization still"
"city cooperation still" » "city cooperation scale", "city cooperation state", "city cooperation studies", "city corporation still", "china cooperation still", "city corporations 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: (((("jews colonization still") or ("its communication italy"))) or ("city cooperation still"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("jews colonization still") OR ("its communication italy"))) OR ("city cooperation still")).
• Removing quotes may allow a broader search: (((( jews colonization still ) or ( its communication italy ))) or ( city cooperation still )).
• Adding a wildcard symbol may retrieve word variants: (((("jews colonization still") or ("its communication italy"))) or ("city cooperation still"))*.