Perhaps you should try some spelling variations:
source information » resource information, resources information, sources d'information
technology source » technology course, technology resources, technology courses
4.1 communication » 4 communication, 2.3 communication, 3.2 communication
information when » information what, information war, information wants
developpement la » developpement de, developpement et, developpement du
a developpement » au developpement, de developpement, le developpement
la afrique » l afrique, la fabrique, en afrique
when cost » when most, when co, when coal
cost 4.1 » costs 4.1, cost 4.1.3, cost 4.2.1
costs a » costs _, costs 4

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

• Adding a wildcard symbol may retrieve word variants: technology source information when cost 4.1 communication costs a developpement la afrique.*.