Perhaps you should try some spelling variations:
6.2 communication » 3.2 communication, 2.3 communication, 2.7 communication
technologies use » technologies used, technologies uses, technologies case
developpement la » developpement de, developpement et, developpement du
evaluation test » evaluation tests, evaluation team, evaluation task
4 developpement » de developpement, le developpement, et developpement
use evaluation » course evaluation, 1 evaluation
la afrique » l afrique, la fabrique, en afrique
case 6.2 » case 6.12, case f6.2, case 4.2
costs 4 » costs _, costs a, costs 4.2

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

• Adding a wildcard symbol may retrieve word variants: technologies use evaluation test case 6.2 communication costs 4 developpement la afrique.*.