Perhaps you should try some spelling variations:
does communication » zones communications, mass communication, c's communication
technology tools » technology thesis
tools selection » tool selection, tools section, tools selecting
4 developpement » de developpement, le developpement, et developpement
developpement l » developpement il, developpement la, developpement de
selection time » election time, selection type, collection time
time ratio » die ratio, time rate, time duration
ratio does » nation does, ratio der, rate does
l afrique » en afrique
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: technology tools selection time ratio does communication costs 4 developpement l afrique.*.