Perhaps you should try some spelling variations:
communication phase » communication case, communication based, communication paper
3.1 communication » 3.1 communications, 3.2 communication, 3.5 communication
developpement en » developpement et, developpement des, developpement de
l developpement » le developpement, de developpement, et developpement
technology und » technology fund, technology used, technology use
und inflation » _ inflation, low inflation, der inflation
prices 3.1 » prices 2.1, prices 3.2, prices 2.3.1
phase l » phase 1, phase _, phase 2

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

• Adding a wildcard symbol may retrieve word variants: technology und inflation _ prices 3.1 communication phase l developpement en afrique.*.