Perhaps you should try some spelling variations:
personal communication » interpersonal communication
der developpement » de developpement, des developpements, leur developpement
variation forms » variation from, variation notes, variation series
communication 3 » communication _, communication a
typologie does » typologie des, typologie der, typologie cices
does variation » de variation, der variation, die variation
de personal » der personal, des personal, de persona
des afrique » en afrique, de l'afrique
forms de » formes de, formas de, forme de
3 der » _ der, 2 der

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

• Adding a wildcard symbol may retrieve word variants: typologie does variation forms de personal communication 3 der developpement des afrique.*.