Perhaps you should try some spelling variations:
personal communication » interpersonal communication
technologies soil » technologies social, technologies some, technologies skills
soil interaction » social interaction, social interactions, local interaction
du developpement » de developpement, le developpement, et developpement
developpement en » developpement et, developpement des, developpement de
communication 3 » communication _, communication a
3 du » 3 due, 3 d, 3 zu

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

• Adding a wildcard symbol may retrieve word variants: technologies soil interaction _ a personal communication 3 du developpement en afrique.*.