Perhaps you should try some spelling variations:
communication phase » communication case, communication based, communication paper
2.3 communication » 3.2 communication, de communication, 4 communication
de developpement » sme development
developpement en » developpement et, developpement des, developpement de
technology tax » technology than, technology trap, technology tpm
tax informatik » tax information, der informatik, 2.4 informatik
informatik der » information der, information oder, informatik und
ring 2.3 » ding 2.3, wing 2.3, ring 4.2.3
phase de » phase der, phase des, phase die

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

• Adding a wildcard symbol may retrieve word variants: technology tax informatik der ring 2.3 communication phase de developpement en afrique.*.