Perhaps you should try some spelling variations:
personal communication » interpersonal communication
variation series » education series, action series, edition series
et developpement » de developpement, le developpement, test development
communication 1 » communication _, communication a, communication 3
developpement l » developpement il, developpement la, developpement de
typologie der » typologie des, ideologie der
der variation » de variation, does variation, die variation
l afrique » en afrique
series a » series _, series 1, series 2
1 et » 12 et, 13 et, 1 net

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

• Adding a wildcard symbol may retrieve word variants: typologie der variation series a personal communication 1 et developpement l afrique.*.