Perhaps you should try some spelling variations:
verbal communication » nonverbal communication, virtual communication, oral communication
technologies series » technology series
series information » business information
communication cost » communication costs, communication costa, communications costs
2.2 developing » 3.2 developing, 3.3 developing, 2.2 development
information 3 » information 2
mobile verbal » mobile virtual, mobile versus
developing a » developing _
a african » _ african, 1 african, 2 african
3 mobile » _ mobile, a mobile, 2 mobile
cost 2.2 » costs 2.2, cost 2.4, cost 3.2

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

• Adding a wildcard symbol may retrieve word variants: technologies series information 3 mobile verbal communication cost 2.2 developing a african.*.