Perhaps you should try some spelling variations:
cash communications » faso communications, data communications, cell communications
du developpement » de developpement, le developpement, et developpement
developpement de » developpement des, developpement durable
variablen guns » variablen und, variablen aus, variablen fur
typologie de » typologie des, typologie der, typologien der
de variablen » der variablen, die variablen, de variables
guns does » tens does
does cash » does csr

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

• Adding a wildcard symbol may retrieve word variants: typologie de variablen guns does cash communications _ du developpement de l'afrique.*.