Perhaps you should try some spelling variations:
technology transport » technology transfer, technology transfers, technology transters
transport simulation » transport regulation, transport deregulation, transport association
1.5 communication » 3.5 communication, 1.1 communication, 1.3 communication
du developpement » de developpement, le developpement, et developpement
developpement la » developpement de, developpement et, developpement du
la afrique » l afrique, la fabrique, en afrique
races 1.5 » race 1.5, races 1.3, races 3.5
costs du » costs _, costs 4, costs a

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

• Adding a wildcard symbol may retrieve word variants: technology transport simulation _ races 1.5 communication costs du developpement la afrique.*.