Perhaps you should try some spelling variations:
personal communication » interpersonal communication
communication layer » communication law, communication united
sme development » trade development
development il » development ii, development iv, development ix
typologie der » typologie des, ideologie der
der variation » de variation, does variation, die variation
variation bei » variation des, variation der, variation _
de personal » der personal, des personal, de persona
il afrique » l afrique, en afrique
layer sme » layer ssl, layer vm
bei de » bei der, bei den, bei dem

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

• Adding a wildcard symbol may retrieve word variants: typologie der variation bei de personal communication layer sme development il afrique.*.