Perhaps you should try some spelling variations:
proper communication » power communication, prone communication, provider communication
does developpement » de developpement, des developpements, does development
developpement de » developpement des, developpement durable
how valuation » how evaluation, flow valuation, how variation
valuation die » valuation date, valuation does, evaluation de
typology how » typology from, typology _, typology 4.1
de afrique » de l'afrique, en afrique, l afrique
a proper » _ proper
die a » die al, die _, die 4

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

• Adding a wildcard symbol may retrieve word variants: typology how valuation die a proper communication _ does developpement de afrique.*.