Perhaps you should try some spelling variations:
21 organizations » 1 organizations, 21 organization, 25 organizations
11 organizations » 1.1 organizations, 11 organization, 1 organizations
26 institutions » 2.6 institutions, 6 institutions, 16 institutions

Try widening your search to All Fields.

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "%22education %((21 organizations) OR (11 organizations)) %26 institutions%22".
• Adding a wildcard symbol may retrieve word variants: %22education %((21 organizations) OR (11 organizations)) %26 institutions%22*.