Perhaps you should try some spelling variations:
oral communication » personal communication
development lie » development life, development li, development lid
typologie 1er » typologie der, typologien der, typologie des
1er variation » 1er variations, der variation, ier variations
variation der » variation des, variation bei, variation _
lie afrique » l afrique
der water » der vater, under water, over water

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

• Adding a wildcard symbol may retrieve word variants: typologie 1er variation der water oral communication _ gas development lie afrique.*.