Perhaps you should try some spelling variations:
communication modes » communication costs, communication media, communication methods
information gap » information _, information flow
technologies a » technologies _
le development » e development, sme development, use development
a information » _ information, land information, award information
development a » development _, development bank, development banks
gap does » far does
modes le » modes _

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 gap does mobile communication modes le development a afrique.~.
• Adding a wildcard symbol may retrieve word variants: technologies a information gap does mobile communication modes le development a afrique.*.