Perhaps you should try some spelling variations:
half communication » chief communication, daily communication, data communication
a variation » la variation, _ variation, 2 variation
variation 6 » variation _, variations _, variation des
typology a » typology _, typology 6, theology a
1 afrique » l afrique, en afrique, 1 enrique
6 first » 2 first, 3 first, 1 first
a sme » 3 sme, 5 sme, a see
_ sme » _ smes

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

• If you are trying to use Boolean operators, they must be ALL CAPS: typology a variation 6 first half communication ((a sme) OR (_ sme)) development 1 afrique.~.
• Adding a wildcard symbol may retrieve word variants: typology a variation 6 first half communication ((a sme) or (_ sme)) development 1 afrique.*.