Perhaps you should try some spelling variations:
5.4 communication » de communication, data communication
21st information » cost information, ist information, asset information
developpement il » developpement de, developpement et, developpement du
technology 21st » technology 2.1.1, technology 2.1.2, technology 2.1.3
4 developpement » de developpement, le developpement, et developpement
il afrique » l afrique, en afrique
gap rate » gap trade, ramp rate, up rate
rate 5.4 » rate 2.4, rate 4, rate 4.3
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 21st information gap rate 5.4 communication costs 4 developpement il afrique.*.