Perhaps you should try some spelling variations:
"lea's communication israel" » "lea's communication issues", "lea's communication iran", "lea's communication iraq", "mass communication israel", "crisis communication israel", "leadership communication israel"
"c's communication united" » "c's telecommunication united", "class communication united", "mass communication united", "les communications united"
"2 migration history" » "der migration history"

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: (((("lea's communication israel") or ("c's communication united"))) or ("2 migration history"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("lea's communication israel") OR ("c's communication united"))) OR ("2 migration history")).
• Removing quotes may allow a broader search: (((( lea's communication israel ) or ( c's communication united ))) or ( 2 migration history )).
• Adding a wildcard symbol may retrieve word variants: (((("lea's communication israel") or ("c's communication united"))) or ("2 migration history"))*.