Perhaps you should try some spelling variations:
e communication » de communication, 1 communication, une communication
technologies a » technologies _, technologies 4, technologies 2
information 13 » information 1.3, information 3, information 1
envelopment de » development d, development ds, envelopment models
a information » 2 information, 1 information
de afrique » de l'afrique, en afrique, l afrique
13 does » 10 does
does e » does de, does _, does a

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

• Adding a wildcard symbol may retrieve word variants: technologies a information 13 does e communication media data envelopment de afrique.*.