Perhaps you should try some spelling variations:
communication costs » communication systems, communication efforts, communication skills
technologies more » technologies improve, technologies volume, technologies annex
more information » price information, trade information, chief information
information need » information needs, information based, information age
development co » development _, development a, development case
a development » _ development, clean development, asian development
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 more information need de _ communication costs a development co afrique.~.
• Adding a wildcard symbol may retrieve word variants: technologies more information need de _ communication costs a development co afrique.*.