Perhaps you should try some spelling variations:
proper communication » power communication, prone communication, provider communication
des developpements » deux developpements, de developpement, et developpements
developpements en » developpement en, developpement et, developpements de
variation serien » variation series, variation bei, variation der
how variation » how valuation, does variation, four variation
typology how » typology from, typology _, typology 4.1
serien der » serie de, series de, theorien der
der proper » der property, over proper, der oper

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

• Adding a wildcard symbol may retrieve word variants: typology how variation serien der proper communication _ des developpements en afrique.*.