Perhaps you should try some spelling variations:
oral communication » personal communication
developpement en » developpement et, developpement des, developpement de
4 developpement » de developpement, le developpement, et developpement
inflation das » inflation bias, inflation tax, inflation a
technology 6 » technology _, technology 1, technology 3
6 inflation » _ inflation, 2 inflation, d inflation
spaces oral » spaces forays, spaces global
das spaces » data spaces, das sparen, phase spaces
costs 4 » costs _, costs a, costs 4.2

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

• Adding a wildcard symbol may retrieve word variants: technology 6 inflation das spaces oral communication costs 4 developpement en afrique.*.