Perhaps you should try some spelling variations:
service telecommunication » mobile telecommunication, services communication, rural telecommunication
telecommunication a » telecommunication _, telecommunication law, telecommunication el
de developpement » sme development
de variation » der variation, die variation, does variation
typology de » typology _, typology 6, typology a
des afrique » en afrique, de l'afrique
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: typology de variation _ debt service telecommunication a de developpement des afrique.*.