Perhaps you should try some spelling variations:
4.1 communication » 4 communication, 2.3 communication, 3.2 communication
more information » price information, trade information
du developpement » de developpement, le developpement, et developpement
technology more » technology moral, technology make, technology mara
information per » information super, information part, information pt
developpement l » developpement il, developpement la, developpement de
l afrique » en afrique
costs du » costs _, costs 4, costs a
se 4.1 » use 4.1, se 4.6, case 4.1

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

• Adding a wildcard symbol may retrieve word variants: technology more information per se 4.1 communication costs du developpement l afrique.*.