Perhaps you should try some spelling variations:
6.2.1 communication » 4.2.1 communication, 7.2.1 communication, 6.2.4.1 communication
de developpement » sme development
developpement il » developpement de, developpement et, developpement du
technology gaps » technology gap
gaps inflation » has inflation, grade inflation, rapid inflation
spaces 6.2.1 » spaces 2.1, space 3.2.1, space 7.2.1
rate spaces » state spaces, data spaces, safe spaces
il afrique » l afrique, en afrique
costs de » 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 gaps inflation rate spaces 6.2.1 communication costs de developpement il afrique.*.