Perhaps you should try some spelling variations:
technology transit » technology transition, technology transfer, technology trust
3.5 communication » 3.2 communication, 3 communication, 2.3 communication
transit stations » transit operations
4 developpement » de developpement, le developpement, et developpement
stations des » stations de, stationen des, rations des
des afrique » en afrique, de l'afrique
des races » des traces, des rates, des raumes
races 3.5 » frames 3.5, places 3.5, spaces 3.5
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 transit stations des races 3.5 communication costs 4 developpement des afrique.*.