Perhaps you should try some spelling variations:
technology density » technology intensity, technology design, technology security
density functional » density function
oral communication » personal communication
functional blocks » functional loss, functional process, functional forms
development ict » development ii, development iv, development ifc
ict africa » art africa, joint africa
von oral » von moral, von ogai, von ohad
costs a » costs _, costs 4

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

• Adding a wildcard symbol may retrieve word variants: technology density functional blocks von oral communication costs a development ict africa.*.