Perhaps you should try some spelling variations:
der informationsgewinn » den informationsgewinn, der informationsgehalt, der inftationsgewinne
informationsgewinn 2 » informationsgewinn 3.6.2, informationsgewinnung _, 3 informationsgewinnung
oral communication » personal communication
technologies der » technologies de, technologie der, technologies under
developing de » developing e, developing ce, developing deep
de africa » does africa, de america, use africa
3 oral » _ oral, 2 oral, 4 oral

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

• Adding a wildcard symbol may retrieve word variants: technologies der informationsgewinn 2 3 oral communication costs _ developing de africa.*.