Perhaps you should try some spelling variations:
technologies value » technologies volume, technologies varies, technologies case
oral communication » personal communication
value information » values information, valuable information, care information
developing areas » developing asia, developing east, developing a
information 3 » information 2
4 developing » 3 developing
areas africa » arabs africa, dress africa, farmers africa
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 areas africa.*.