Perhaps you should try some spelling variations:
transformations 13 » transformations 1, transformations 3, transformations 10
language cognition » language acquisition
cognition costs » cognition cross, cognition casc, cognition goals
und language » d language, found languages, used languages
4 developing » 3 developing
developing 2 » developing _, developing a, developing e
costs 4 » costs _, costs a, costs 4.2
2 areas » 1 areas, 2 areal, 4 areas
13 und » 1933 und

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

• Adding a wildcard symbol may retrieve word variants: technologies _ transformations 13 und language cognition costs 4 developing 2 areas.*.