Perhaps you should try some spelling variations:
developing africa's » developing asia's, development africans, developing areas
technologies value » technologies volume, technologies varies, technologies case
oral communication » personal communication
value information » values information, valuable information, care information
africa's africa » africa africa, africans america, africa's rice
information 3 » information 2
4 developing » 3 developing
costs 4 » costs _, costs a, costs 4.2

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

• Adding a wildcard symbol may retrieve word variants: technologies value information 3 deep oral communication costs 4 developing africa's africa.*.