Perhaps you should try some spelling variations:
oral communication » personal communication
information 1.5.2 » information 1.2, information 2
developing aside » developing asia, developing asian, developing asia's
technologie 3d » technologies 3d, technologie 3, technologie und
3d information » d information, nd information, od information
aside areas » marine areas, alpine areas, saline areas
1.5.2 de » 1.5.2 die, 2.5.2 de, 3.5.2 der
de oral » de otras, new oral

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

• Adding a wildcard symbol may retrieve word variants: technologie 3d information 1.5.2 de oral communication costs _ developing aside areas.*.