Perhaps you should try some spelling variations:
oral communication » personal communication
technologies new » technologies _, technologies 4, technologies 2
new information » 2 information
ch development » tech development, 2 development, 3 development
bank africa » bank's africa, can africa, banking africa
costs ch » costs cash, costs chap, costs _
de oral » de otras, new oral
gap de » gap die, cap de, gap d

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

• Adding a wildcard symbol may retrieve word variants: technologies new information gap de oral communication costs ch development bank africa.*.