Perhaps you should try some spelling variations:
wired communications » aided communications, speed communications, wireless communications
development des » development does, development desd, development ds
c information » 2 information, 1 information, 10 information
technology c » technology 1, technology 3, technology 2
des afrique » en afrique, de l'afrique
a sme » _ sme, 5 sme, a see
3 sme » 3 same, _ sme, 3 smt

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "technology c information 3.2 _ wired communications ((a sme) OR (3 sme)) development des afrique.~".
• Adding a wildcard symbol may retrieve word variants: technology c information 3.2 _ wired communications ((a sme) OR (3 sme)) development des afrique.*.