Perhaps you should try some spelling variations:
2.1 communication » 2.14 communication, 2.3 communication, 2.7 communication
rural development » social development
communication 10 » communication 1, communication _, communication a
technology case » technology based, technology can, technology change
case evaluation » care evaluation, based evaluation, use evaluation
evaluation data » evaluating data, evaluation das, evaluation update
development l » development li, development 1, development law
data space » data spaces, data sparse, data scarce
l afrique » en afrique
10 rural » 2 rural, 4 rural

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

• Adding a wildcard symbol may retrieve word variants: technology case evaluation data space 2.1 communication 10 rural development l afrique.*.