Perhaps you should try some spelling variations:
oral communication » personal communication
communication 2.1 » communication 22.1, communications 2.1, communication 2.4
el developpements » et developpements, des developpements, et developpement
developpements en » developpement en, developpement et, developpements de
typologien does » typologie des, typologien der, typologie der
variation being » variation bei, variation using, variation among
does variation » de variation, der variation, die variation
being does » lending does, reading does
does oral » does formal, does oil
2.1 el » 2.1 eu, 1.1 el, 3.1 el

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

• Adding a wildcard symbol may retrieve word variants: typologien does variation being does oral communication 2.1 el developpements en afrique.*.