Perhaps you should try some spelling variations:
open communication » human communication, 3 communication, 4 communication
development age » development stage, development a, development aid
technology 2.2 » technology _, technology 1, technology 3
2.2 relational » 5.2 relational, 4.2 relational, 2.3 relational
relational 2.1 » relational 2.4, relations 2.1, relational _
costs career » costs chapter, costs case, costs clear
crisis open » crisis one, crisis over, crisis onset
2.1 crisis » 3.1 crisis, 2010 crisis, 2011 crisis
age aortic » acute aortic, after aortic

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

• Adding a wildcard symbol may retrieve word variants: technology 2.2 relational 2.1 crisis open communication costs career development age aortic.*.