Perhaps you should try some spelling variations:
communication cost » communication costs, communication costa, communications costs
vector development » sector development, sector developments, factor development
development acute » development act, development route, development age
de communication » mobile communication, online communication
technology 4 » technology _, technology 1, technology 3
acute aortic » after aortic
4 relations » 3 relations, 4 relation, 1 relations
cost vector » class vector, reset vector, short vector
crisis de » crisis del, crisis due, crisis debt

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

• Adding a wildcard symbol may retrieve word variants: technology 4 relations _ crisis de communication cost vector development acute aortic.*.