Perhaps you should try some spelling variations:
communication costo » communication costs, communication costa, communications costs
2.3 communication » 3.2 communication, de communication, 4 communication
del developpement » de developpement, des developpements, le developpement
best information » tests information, debt information, cost information
developpement de » developpement des, developpement durable
technology best » technology based
information dar » information der, information data, information due
de afrique » de l'afrique, en afrique, l afrique
costo del » costa del, cose del, costo e
dar case » der case, our case, per case
case 2.3 » case 3, case 4.1, 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 2.3 communication costo del developpement de afrique.*.