Perhaps you should try some spelling variations:
interaction slave » interaction space, interaction aware, interaction some
de developpement » sme development
developpement il » developpement de, developpement et, developpement du
171 interaction » 17 interaction, 1.1 interactions, 11.1 interaction
a communication » la communication, data communication, data communications
technology 171 » technology 1.1, technology 11, technology 10.1
il afrique » l afrique, en afrique
costs de » costs _, costs 4, costs a
trade a » trade _

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

• Adding a wildcard symbol may retrieve word variants: technology 171 interaction slave trade a communication costs de developpement il afrique.*.