Perhaps you should try some spelling variations:
scarce communication » scale communication, space communication, science communication
4.1 development » 3.1 development, 2.1 development, 2.3 development
interaction ct » interaction hci, interaction _, interaction 1
development l » development li, development 1, development law
data scarce » data source, data sparse, data sources
costs 4.1 » costs 4.2, costs 4.4, costs 4.3
l afrique » en afrique
ct data » act data, oct data, cost data

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

• Adding a wildcard symbol may retrieve word variants: technologies _ interaction ct data scarce communication costs 4.1 development l afrique.*.