Perhaps you should try some spelling variations:
"international critical aviation organization" » "international criminal aviation organization", "international political aviation organization", "international credit aviation organization", "international critical action organizations"
"international edition aviation organization" » "international edition action organizations"

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (("international critical aviation organization") OR ("international edition aviation organization"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"international critical aviation organization\") OR (\"international edition aviation organization\"))".
• Removing quotes may allow a broader search: (( international critical aviation organization ) OR ( international edition aviation organization )).
• Adding a wildcard symbol may retrieve word variants: (("international critical aviation organization") OR ("international edition aviation organization"))*.