Perhaps you should try some spelling variations:
1.5 communication » 3.5 communication, 1.1 communication, 1.3 communication
developpement et » developpement des, developpement de, development east
technology use » technology 1, technology 2.2, technology 3
use inflation » push inflation, und inflation, die inflation
rate space » state space, trace space, safe space
et afrique » en afrique, l afrique
space 1.5 » space 11.5, space 13.5, space 1.1

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

• Adding a wildcard symbol may retrieve word variants: technology use inflation rate space 1.5 communication costs _ developpement et afrique.*.