Perhaps you should try some spelling variations:
communications clarke » communications case, communications lack, communications market
development model » development models, development middle
does development » dams development, ides development, smes development
typologie der » typologie des, ideologie der
der variation » de variation, does variation, die variation
clarke does » care does, clarke de, darke does
them data » other data, them eat, em data

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

• Adding a wildcard symbol may retrieve word variants: typologie der variation _ them data communications clarke does development model afrique.*.