Perhaps you should try some spelling variations:
communication costs » communication systems, communication efforts, communication skills
information about » information flows, information flow
development banks » development bank
technologies a » technologies _
a information » _ information, land information, award information
a development » _ development, clean development, asian development
about de » about _
costs a » costs _

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

• Performing a fuzzy search may retrieve terms with similar spellings: technologies a information about de _ communication costs a development banks afrique.~.
• Adding a wildcard symbol may retrieve word variants: technologies a information about de _ communication costs a development banks afrique.*.