Perhaps you should try some spelling variations:
transfer inflation » transfer innovation, transfer simulation, transfer simulations
3.1 communication » 3.1 communications, 3.2 communication, 3.5 communication
developpement il » developpement de, developpement et, developpement du
4 developpement » de developpement, le developpement, et developpement
prices 3.1 » prices 2.1, prices 3.2, prices 2.3.1
il afrique » 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 transfer inflation _ prices 3.1 communication costs 4 developpement il afrique.*.