Perhaps you should try some spelling variations:
transfer inflation » transfer innovation, transfer simulation, transfer simulations
2.4 communication » 2.14 communication, 5.4 communication, 2.3 communication
2 developpement » de developpement, le developpement, et developpement
des afrique » en afrique, de l'afrique
rate rate » rates rates, rate ratio, rate water
rate 2.4 » rate 5.4, rate 4, rate 4.3
costs 2 » costs 20, 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 transfer inflation rate rate 2.4 communication costs 2 developpement des afrique.*.