Perhaps you should try some spelling variations:
device communication » services communication, voice communication, mobile communication
der developpement » de developpement, des developpements, leur developpement
developpement il » developpement de, developpement et, developpement du
variation des » variation _, variation 6, variation series
typologie de » typologie des, typologie der, typologien der
de variation » der variation, die variation, does variation
debt device » debt service, debt services
il afrique » l afrique, en afrique
des debt » does debt, des debuts, debt debt
a der » _ der, 2 der, 3 der

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

• Adding a wildcard symbol may retrieve word variants: typologie de variation des debt device communication a der developpement il afrique.*.