Perhaps you should try some spelling variations:
before communication » remote communication, secure communication, centre communication
information needs » information networks
development model » development models, development middle
technologies art » technologies part, technologies a, technologies bit
art information » party information, smart information, ct information
ict development » port development, test development, post development
3.1 before » 2.1 before
needs 3.1 » needs 4.1, needs 3.2, needs 3.3

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

• Adding a wildcard symbol may retrieve word variants: technologies art information needs 3.1 before communication _ ict development model afrique.*.