Perhaps you should try some spelling variations:
personale communication » personal communication, personal communications, personal communicator
die developpement » de developpement, le developpement, du developpement
die personale » die personelle, de personal, die persona
a variables » a variable, 3 variables, 2 variables
variables 3 » variables _, variables 4, variables 2.3
des afrique » en afrique, de l'afrique
typology a » typology _, typology 6, theology a
3 die » 2 die, _ die
a die » 2 die, _ die, 1 die

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

• Adding a wildcard symbol may retrieve word variants: typology a variables 3 die personale communication a die developpement des afrique.*.