Perhaps you should try some spelling variations:
technology support » technology sector
cell communication » cell communications, oral communication, verbal communication
support functions » supply functions, port functions, supply function
3.1 development » 2 development
development de » development d, development ds, developpement de
functions als » functions all, functions a, functions early
costs 3.1 » costs 3.5, costs 4.1, costs 2.1
de africa » does africa, de america, use africa
non cell » non well
als non » abs non, talks non, als norm

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

• Adding a wildcard symbol may retrieve word variants: technology support functions als non cell communication costs 3.1 development de africa.*.