Perhaps you should try some spelling variations:
communication costs » communication systems, communication efforts, communication skills
technologies any » technologies a, technologies annex, technologies _
information gaps » information gap, information flows, information needs
any information » bank information, can information, party information
development co » development _, development a, development case
de mobile » does mobile, _ mobile, a mobile

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

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