Perhaps you should try some spelling variations:
typologies 16.4.1 » typologies 7.4.1, typologies 11.5.3, typologies 3.2.1
ngo communication » togo communications, de communication, 3 communication
16.4.1 variation » 13.3.1 variation, 6.4 variation, 1.1 variation
de developpement » sme development
developpement de » developpement des, developpement durable
variation test » variations west, variation des, variation notes
de afrique » de l'afrique, en afrique, l afrique
test den » test der, test des, nebst den
den ngo » des ngo, den neo, does ngo
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: typologies 16.4.1 variation test den ngo communication a de developpement de afrique.*.