Perhaps you should try some spelling variations:
4.3 communication » 2.3 communication, 4.1 communication, 4 communication
developpement de » developpement des, developpement durable
technology gaps » technology gap
a developpement » au developpement, de developpement, le developpement
gaps inflation » has inflation, grade inflation, rapid inflation
inflation tax » inflation rate, inflation _, inflation target
de afrique » de l'afrique, en afrique, l afrique
space 4.3 » space 3.3, space 2.1, space 3.2
costs a » costs _, costs 4

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

• Adding a wildcard symbol may retrieve word variants: technology gaps inflation tax space 4.3 communication costs a developpement de afrique.*.