Perhaps you should try some spelling variations:
changed communication » change communication, called communication, change communicating
communication ict » communication ihr, communication imc, communication its
technology 21st » technology 2.1.1, technology 2.1.2, technology 2.1.3
21st preheating » 2.2.1 preheating
preheating 3.1 » preheating 4, preheating _
crisis changed » crisis channels, crisis enhanced, crisis chapter
3.1 crisis » 2.1 crisis, 3 crisis, 11 crisis
ict social » et social, net social, mit social
a aortic » _ aortic, _ artic

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

• Adding a wildcard symbol may retrieve word variants: technology 21st preheating 3.1 crisis changed communication ict social development a aortic.*.