Perhaps you should try some spelling variations:
material communication » managerial communication, internal communication, external communication
communication 3 » communication _, communication a
sme development » trade development
technologies 4 » technologies _
development li » development lid, development lie, development lin
4 information » 2 information, 1 information
12 material » 2 material, 11 material, 13 material
li afrique » l afrique, en afrique
table 12 » table 1.2, table 1, table 2
3 sme » 3 same, _ sme, 3 smt

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

• Adding a wildcard symbol may retrieve word variants: technologies 4 information table 12 material communication 3 sme development li afrique.*.