Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
oman communications » human communications, iran communications, romania communications
technologies actor » technologies sector, technologies authors, technologies co
actor interaction » matter interaction, matter interactions, fiction interaction
interaction cost » interaction counts, interaction about, interaction how
20 development » 2 development, 2015 development, 2007 development
cost data » test data
data oman » data man, data human, data ocean
1 afrique » l afrique, en afrique, 1 enrique
costs 20 » costs 60, costs 2.3, costs 2.1

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

• Adding a wildcard symbol may retrieve word variants: technologies actor interaction cost data oman communications costs 20 development 1 afrique.*.