Perhaps you should try some spelling variations:
technological changes » technological change, technological advances
changes interaction » exchange interaction, cases interaction, change interactive
map communication » amp communication, up communication, data communication
interaction set » interaction sites, interaction term, interaction data
3 developing » 3 development
developing a » developing _
a afrique » l afrique, en afrique
set data » det data, pet data, sit data
data map » data mart, data mean
costs 3 » costs _, costs 4, costs a

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

• Adding a wildcard symbol may retrieve word variants: technological changes interaction set data map communication costs 3 developing a afrique.*.