Perhaps you should try some spelling variations:
development manuel » developpement manuel, development model, development master
power development » water development, career development, hydropower development
4 communication » 3 communication, 5.4 communication, de communication
communication 5 » communication _, communication a, communication 3
typologie der » typologie des, ideologie der
der variation » de variation, does variation, die variation
5 power » 2 power, 3 power, 4 power
soe 4 » boe 4, ioe 4, sos 4

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

• Adding a wildcard symbol may retrieve word variants: typologie der variation _ soe 4 communication 5 power development manuel afrique.*.