Perhaps you should try some spelling variations:
personal communication » interpersonal communication
communication 1.1 » communication 4.1, communication 7.1, communication 1.3
de developpement » sme development
developpement de » developpement des, developpement durable
typologien does » typologie des, typologien der, typologie der
does variation » de variation, der variation, die variation
variation bei » variation des, variation der, variation _
des personal » des personals, der personal, das personal
bei des » bei der, bei den, bei dem
1.1 de » 1.1 die, 1.1 der, 2.1 de

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

• Adding a wildcard symbol may retrieve word variants: typologien does variation bei des personal communication 1.1 de developpement de l'afrique.*.