Perhaps you should try some spelling variations:
communication cost » communication costs, communication costa, communications costs
get communication » et communication, debt communication, de communication
development acute » development act, development route, development age
regulation 2.1 » regulation 2.2, regulation 3.1, regulation 4.1
technology 4 » technology _, technology 1, technology 3
4 regulation » 2 regulation, 3 regulation, 3.4 regulation
acute aortic » after aortic
cost career » cost carriers, about career, cost chamber
2.1 crisis » 3.1 crisis, 2010 crisis, 2011 crisis
crisis get » crisis great, crisis aged, crisis best

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

• Adding a wildcard symbol may retrieve word variants: technology 4 regulation 2.1 crisis get communication cost career development acute aortic.*.