Perhaps you should try some spelling variations:
communication effets » communication efforts, communication secrets, communication events
3.5 communication » 3.2 communication, 3 communication, 2.3 communication
et developpement » de developpement, le developpement, test development
developpement de » developpement des, developpement durable
transfer across » transfer costs, transfer accounts
across age » across agro, across a, across all
de afrique » de l'afrique, en afrique, l afrique
effets et » effets des, effects eu, effets les
age case » ages case, age care, age cave
case 3.5 » cases 3.5, case 3.5a, case 3.1

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

• Adding a wildcard symbol may retrieve word variants: technology transfer across age case 3.5 communication effets et developpement de afrique.*.