Perhaps you should try some spelling variations:
communication modes » communication costs, communication media, communication methods
power development » water development, career development, hydropower development
la communication » _ communication, mass communication, oral communication
technologies a » technologies _
a information » _ information, land information, award information
development a » development _, development bank, development banks
modes power » more power, border power

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 _ de la communication modes power development a afrique.~.
• Adding a wildcard symbol may retrieve word variants: technologies a information _ de la communication modes power development a afrique.*.