Perhaps you should try some spelling variations:
information needs » information networks
de communication » mobile communication, online communication
development east » development southeast, development 1
technologies pt » technologies _, technologies 4, technologies 2
pt information » ct information, plot information, get information
de development » e development, ce development, de developpement
east afrique » east africa, east african, en afrique
needs 8.2 » needs 5.2, needs 8.5, needs 2
8.2 de » 8.2 die, 8.2 der
a de » a die, a der, a des

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

• Adding a wildcard symbol may retrieve word variants: technologies pt information needs 8.2 de communication a de development east afrique.*.