Perhaps you should try some spelling variations:
3.2 communication » 3 communication, 2.3 communication, de communication
de developpement » sme development
developpement de » developpement des, developpement durable
dis integration » disintegration _
technology dis » technology does, technology 4ir, technology dlt
travel 3.2 » travel 2.2, travel 3.4, travel 3.7
de afrique » de l'afrique, en afrique, l afrique
3 travel » _ travel, a travel, 7 travel
costs de » costs _, costs 4, costs a

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

• Adding a wildcard symbol may retrieve word variants: technology dis integration 3 travel 3.2 communication costs de developpement de afrique.*.