Perhaps you should try some spelling variations:
personal communication » interpersonal communication
developpements en » developpement en, developpement et, developpements de
a developpements » et developpements, au developpement, des developpements
variation using » variations during, variation und, variation among
des variation » does variation, de variation, der variation
does personal » des personal, roles personal, des personals
typology des » typologie des, typologie der, typology _
using does » using deep, being does, using aes
media a » media _, media 1, media 3

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

• Adding a wildcard symbol may retrieve word variants: typology des variation using does personal communication media a developpements en afrique.*.