Perhaps you should try some spelling variations:
house telecommunications » _ telecommunications, rural telecommunications, mobile telecommunication
de developpement » sme development
developpement de » developpement des, developpement durable
variation des » variation _, variation 6, variation series
typologie de » typologie des, typologie der, typologien der
de variation » der variation, die variation, does variation
first house » first course, first cause, first home
de afrique » de l'afrique, en afrique, l afrique
des first » its first, his first, vs first

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

• Adding a wildcard symbol may retrieve word variants: typologie de variation des first house telecommunications _ de developpement de afrique.*.