Perhaps you should try some spelling variations:
6.2 communication » 3.2 communication, 2.3 communication, 2.7 communication
developpement du » developpement de, developpement des, developpement et
technology trap » technology trade, technology tax, technology than
trap traditions » oral traditions, law traditions, two traditions
traditions care » traditions come, traditions mary, traditions maria
a developpement » au developpement, de developpement, le developpement
care programs » welfare programs, current programs
programs 6.2 » programs 2.2, programs 4.2, programs 6.1
du afrique » en afrique, l afrique, de l'afrique
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 trap traditions care programs 6.2 communication costs a developpement du afrique.*.