Perhaps you should try some spelling variations:
communication cost » communication costs, communications costs, communication mode
development banks » development bank
technologies new » technologies _, technologies a
some development » sme development, site development, code development
new information » _ information, energy information, chief information
information act » information age, information about, information gaps

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

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