Perhaps you should try some spelling variations:
communication services » telecommunications services
nps communication » nps communications, nets communication, c's communication
de developpement » sme development
developpement de » developpement des, developpement durable
oed evaluation » bid evaluation, based evaluation
typologie oed » typologie des, typologie der, typologie et
services de » services 3, services 1, services 2
de afrique » de l'afrique, en afrique, l afrique
die nps » die nis, die npth

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

• Adding a wildcard symbol may retrieve word variants: typologie oed evaluation _ die nps communication services de developpement de afrique.*.