Perhaps you should try some spelling variations:
a telecommunications » _ telecommunications, i telecommunications, _ telecommunication
technologies fish » technologies fit, technologies bit, technologies from
information needs » information networks
fish information » fisher information, fishery information, fiscal information
de developpement » sme development
developpement en » developpement et, developpement des, developpement de
needs 5.2 » needs 5.3, needs 8.2, needs 2
5.2 a » 5.2 _, 2.2 a, 3.2 a

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

• Adding a wildcard symbol may retrieve word variants: technologies fish information needs 5.2 a telecommunications _ de developpement en afrique.*.