Perhaps you should try some spelling variations:
languages cognition » language cognition, language recognition, language cognitive
transformations 1 » transformations _, transformations 3, transformations 4
cognition costs » cognition cross, cognition casc, cognition goals
used languages » based languages, timed languages, based language
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
1 used » _ used, 1 use, 1 uses

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

• Adding a wildcard symbol may retrieve word variants: technologies _ transformations 1 used languages cognition costs 4 developing 2 areas.*.