Perhaps you should try some spelling variations:
communication phase » communication case, communication based, communication paper
der developpement » de developpement, des developpements, leur developpement
information does » information der, information due, information duties
de communication » mobile communication, online communication
developpement de » developpement des, developpement durable
tax information » 2 information, 1 information
technology tax » technology than, technology trap, technology tpm
does ring » does rising, does risk, does big
ring de » ring die, rang de, ringe des

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

• Adding a wildcard symbol may retrieve word variants: technology tax information does ring de communication phase der developpement de l'afrique.*.