Perhaps you should try some spelling variations:
13.3.9 communication » 13.3.10 communication, 13.4.5 communication, 3.3.2 communication
developpement du » developpement de, developpement des, developpement et
inflation group » inflation gross, inflation gerold, inflation from
a developpement » au developpement, de developpement, le developpement
project 13.3.9 » project 13.3.1, project 13.2.2, project 13.2.4
group project » group process
technology 6 » technology _, technology 1, technology 3
6 inflation » _ inflation, 2 inflation, d inflation
du afrique » en afrique, l afrique, de l'afrique
costs a » costs _, costs 4

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

• Adding a wildcard symbol may retrieve word variants: technology 6 inflation group project 13.3.9 communication costs a developpement du afrique.*.