Perhaps you should try some spelling variations:
communication 4.1 » communication 4.3, communication 7.1, communication 1
de communication » mobile communication, online communication
transition 2.1 » transition 2.3, transition 4.1, transition 2.2
technology a » technology 1, technology 3, technology 4
2.1 crisis » 3.1 crisis, 2010 crisis, 2011 crisis
patterns 3 » patterns _, patterns 1, patterns 5
crisis de » crisis del, crisis due, crisis debt
4.1 wage » 4.1 age, 4.2 wage, 4.1 lage

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

• Adding a wildcard symbol may retrieve word variants: technology a transition 2.1 crisis de communication 4.1 wage employment patterns 3.*.