Perhaps you should try some spelling variations:
1973 communication » 13 communication, 1.3 communication, 19 communication
technology voice » technology choice, technology choices, technology volume
de developpement » sme development
voice inflation » price inflation, core inflation, die inflation
inflation rates » inflation rate
developpement l » developpement il, developpement la, developpement de
rates data » rate data, states data, cases data
data 1973 » data 1963, diana 1973, data 1.3
l afrique » en afrique
costs de » 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: technology voice inflation rates data 1973 communication costs de developpement l afrique.*.