Perhaps you should try some spelling variations:
tools information » models information, pooled information, does information
tie communication » time communication, true communication, de communication
technology tools » technology thesis
information fair » information unfair, information fake, information failure
developpement du » developpement de, developpement des, developpement et
a developpement » au developpement, de developpement, le developpement
du afrique » en afrique, l afrique, de l'afrique
trade tie » trade ties, trade tax, trade tea
costs a » costs _, costs 4

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

• Adding a wildcard symbol may retrieve word variants: technology tools information fair trade tie communication costs a developpement du afrique.*.