Perhaps you should try some spelling variations:
persona communication » personal communication, personal communications, personal communicator
developpement en » developpement et, developpement des, developpement de
l developpement » le developpement, de developpement, et developpement
typology data » hydrology data, typology a, typology alma
variables 2 » variables _, variables 4, variables 3
die persona » die person, de persona, die personale
a l » a la

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

• Adding a wildcard symbol may retrieve word variants: typology data variables 2 die persona communication a l developpement en afrique.*.