Perhaps you should try some spelling variations:
personal communication » interpersonal communication
information 1.2 » information 1.5.2, information 2
technologies 2 » technologies _, technologies 4
developing csi » developing asia, developing ai, developing ce
knew personal » der personal, how personal, de personal
csi africa » cpia africa, can africa, ii africa
1.2 knew » 1.2 new, 1.2 key

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

• Adding a wildcard symbol may retrieve word variants: technologies 2 information 1.2 knew personal communication costs _ developing csi africa.*.