Perhaps you should try some spelling variations:
"crisis communication iran" » "risk communication iran", "mass communication iran", "crisis communication iraq", "crisis communication ireland", "crisis communication brands"
"re cooperation still" » "re cooperation scale", "re cooperation state", "re cooperation studies", "de cooperation still", "area cooperation still", "rate cooperation still"
"trade cooperation still" » "trade cooperation scale", "trade cooperation state", "trade cooperation studies", "border 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: (("crisis communication iran") or ((("re cooperation still") or ("trade cooperation still"))))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("crisis communication iran") OR ((("re cooperation still") OR ("trade cooperation still")))).
• Removing quotes may allow a broader search: (( crisis communication iran ) or ((( re cooperation still ) or ( trade cooperation still )))).
• Adding a wildcard symbol may retrieve word variants: (("crisis communication iran") or ((("re cooperation still") or ("trade cooperation still"))))*.