Perhaps you should try some spelling variations:
modern communicators » modern communicator, modern communications, modern communication
communicators costs » communications costs, communication costs, communications cross
later development » later developments, water development, late development
transition 13.2 » transition 1.3.2, transition 3.2, transition 1.2
crisis modern » crisis model, crisis models, crisis under
13.2 crisis » 10.2 crisis, 13.3 crisis, 15.2 crisis
costs later » costs water, costs matter, costs labor

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

• Adding a wildcard symbol may retrieve word variants: technology _ transition 13.2 crisis modern communicators costs later development planning a.*.