Perhaps you should try some spelling variations:
technologies case » technologies based, technologies can, technologies create
3.2 communication » 3 communication, 2.3 communication, de communication
developpement la » developpement de, developpement et, developpement du
case evaluation » care evaluation, based evaluation, use evaluation
evaluation use » evaluation usage, evaluation umea, evaluation und
la afrique » l afrique, la fabrique, en afrique
case 3.2 » case 4.2, case 3.1, case 5.2

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

• Adding a wildcard symbol may retrieve word variants: technologies case evaluation use case 3.2 communication costs _ developpement la afrique.*.