Perhaps you should try some spelling variations:
communication costs » communication systems, communication efforts, communication skills
technologies child » technologies could, technologies fish, technologies ict
child information » chief information, card information, field information
information about » information flows, information flow
developpement en » development _, development a, development co
a developpement » de developpement, a development, _ 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 child information about de _ communication costs a developpement en afrique.~.
• Adding a wildcard symbol may retrieve word variants: technologies child information about de _ communication costs a developpement en afrique.*.