Perhaps you should try some spelling variations:
oral communication » personal communication
die variationen » die variation, sowie variationen, de variation
variationen des » variationen der, variation des, variations des
sms development » smes development, dams development, gas development
development lin » development li, development lid, development lie
typologie die » typologie des, typologie der, theologie die
lin afrique » en afrique, l afrique
des water » does water, des warner, less water

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

• Adding a wildcard symbol may retrieve word variants: typologie die variationen des water oral communication _ sms development lin afrique.*.