Perhaps you should try some spelling variations:
formal communication » informal communication, oral communication, moral communication
variation using » variations during, variation und, variation among
sme development » trade development
des variation » does variation, de variation, der variation
development l » development li, development 1, development law
typology des » typologie des, typologie der, typology _
does formal » loss formal, does formality, des formalen
using does » using deep, being does, using aes
l afrique » en afrique

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

• Adding a wildcard symbol may retrieve word variants: typology des variation using does formal communication _ sme development l afrique.*.