Perhaps you should try some spelling variations:
oral communication » personal communication
sms development » smes development, dams development, gas development
variation less » variation des, variation test, variation bei
development li » development lid, development lie, development lin
typologie 1.3 » typologie 10.4, typologies 2.3, typologies 6.3
1.3 variation » 3.3 variation, 1.1 variation, 1.4 variation
less water » loss water, leste water, mass water
li afrique » l afrique, en afrique

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

• Adding a wildcard symbol may retrieve word variants: typologie 1.3 variation less water oral communication _ sms development li afrique.*.