Perhaps you should try some spelling variations:
communication costa » communication costs, communications costs, communication cote
6.2 communication » 3.2 communication, 2.3 communication, 2.7 communication
del developpement » de developpement, des developpements, le developpement
best information » tests information, debt information, cost information
developpement et » developpement des, developpement de, development east
technology best » technology based
information dar » information der, information data, information due
et afrique » en afrique, l afrique
costa del » costo del, costa e, cose del
dar case » der case, our case, per case
case 6.2 » case 6.12, case f6.2, case 4.2

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

• Adding a wildcard symbol may retrieve word variants: technology best information dar case 6.2 communication costa del developpement et afrique.*.