Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
actor interaction » matter interaction, matter interactions, fiction interaction
techniques actor » techniques vector, techniques chapter, techniques history
interaction more » interaction model, interaction modes, interaction models
development l » development li, development 1, development law
more data » core data, score data, care data
l afrique » en afrique
costs 2 » costs 20, costs _, costs 4

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

• Adding a wildcard symbol may retrieve word variants: techniques actor interaction more data data communications costs 2 development l afrique.*.