Perhaps you should try some spelling variations:
personal communication » interpersonal communication
de developpement » sme development
rheologie does » rheologie des, theologie des, theologie der
does variation » de variation, der variation, die variation
its personal » aids personal, its personnel, mtms personal
variation 4 » variations 4, variation _, variation 6
des afrique » en afrique, de l'afrique
4 its » 4 it's, _ its, 2 its
a de » a die, a der, a des

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

• Adding a wildcard symbol may retrieve word variants: rheologie does variation 4 its personal communication a de developpement des afrique.*.