Perhaps you should try some spelling variations:
verbal communication » nonverbal communication, virtual communication, oral communication
technologies 2 » technologies _, technologies 4
information 1 » information 2, information 3, information 3.2
3 development » 2 development
africa rice » african rice
c verbal » _ verbal, 3 verbal, a verbal
costs 3 » costs _, costs 4, costs a
1 c » 1 co, 13 c

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

• Adding a wildcard symbol may retrieve word variants: technologies 2 information 1 c verbal communication costs 3 development africa rice.*.