Perhaps you should try some spelling variations:
online kommunikation » online communication, online communications, interne kommunikation
kommunikation 2.1 » kommunikation 1, kommunikation und, kommunikation _
de developpement » sme development
developpement et » developpement des, developpement de, development east
teachers online » teachers believe
typologie de » typologie des, typologie der, typologien der
de variation » der variation, die variation, does variation
variation 2 » variation 27, variation _, variation 6
2 teachers » 12 teachers, 3 teachers, 2.3 teachers
et afrique » en afrique, l afrique
2.1 de » 2.1 die, 2.1 der, 2.1 do

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

• Adding a wildcard symbol may retrieve word variants: typologie de variation 2 teachers online kommunikation 2.1 de developpement et afrique.*.