Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
technology models » technology nodes, technology modeling, technology meets
models innovation » model innovation, model innovations, borders innovation
a developpement » au developpement, de developpement, le developpement
developpement l » developpement il, developpement la, developpement de
lab price » labor price, b price
l afrique » en afrique
costs a » costs _, costs 4

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

• Adding a wildcard symbol may retrieve word variants: technology models innovation lab price data communications costs a developpement l afrique.*.