Perhaps you should try some spelling variations:
oral communication » personal communication
dam developpement » de developpement, du developpement, au developpement
communication pt » communication 3, communication 1, communication 2
developpement la » developpement de, developpement et, developpement du
rheologie die » theologie die, rheologie des, archaologie die
die variation » de variation, does variation, der variation
variation des » variation _, variation 6, variation series
figures oral » figures draw, figures a, figures from
la afrique » l afrique, la fabrique, en afrique

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

• Adding a wildcard symbol may retrieve word variants: rheologie die variation des figures oral communication pt dam developpement la afrique.*.