Perhaps you should try some spelling variations:
online communication » mobile communication, business communication, mobile communications
typologies des » typologie des, typologie der, typologien der
des variation » does variation, de variation, der variation
development l » development li, development 1, development law
one online » money online, eine online, more online
l afrique » en afrique
3 sme » 3 same, _ sme, 5 sme
3 smt » _ smt, 3 set, 4 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: "typologies des variation _ one online communication ((3 sme) OR (3 smt)) development l afrique.~".
• Adding a wildcard symbol may retrieve word variants: typologies des variation _ one online communication ((3 sme) OR (3 smt)) development l afrique.*.