Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
information duties » information studies, information devices, information series
a developpement » au developpement, de developpement, le developpement
developpement l » developpement il, developpement la, developpement de
technologies 1 » technologies _, technologies 4, technologies 2
duties age » duties sales
l afrique » en afrique
age data » wage data, cge data, image data
costs a » costs _, costs 4

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

• Performing a fuzzy search may retrieve terms with similar spellings: technologies 1 information duties age data communications costs a developpement l afrique.~.
• Adding a wildcard symbol may retrieve word variants: technologies 1 information duties age data communications costs a developpement l afrique.*.