Perhaps you should try some spelling variations:
1.1.1 communication » 11.4.1 communication, 11.6 communication, 3.4.1 communication
technology change » technological change, technological changes
le developpement » de developpement, sme development
developpement de » developpement des, developpement durable
care 1.1.1 » care 1.2.1, care 11.1, care 1.1.2
de afrique » de l'afrique, en afrique, l afrique
costs le » 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 change implications _ care 1.1.1 communication costs le developpement de afrique.*.