Perhaps you should try some spelling variations:
communication costs » communication systems, communication efforts, communication skills
centers information » better information, gender information, contact information
technology centers » technology center, technology content, technology creates
risk communication » _ communication, mobile communication
information about » information flows, information flow
de developpement » _ development, a development, sme development
about de » about _
costs de » costs per, costs _, costs a
de risk » de risi, does risk, edge risk

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

• Performing a fuzzy search may retrieve terms with similar spellings: technology centers information about de risk communication costs de developpement _ afrique.~.
• Adding a wildcard symbol may retrieve word variants: technology centers information about de risk communication costs de developpement _ afrique.*.