Perhaps you should try some spelling variations:
robot transportation » road transportation, labor transportation, motor transportation
actors communication » actions communication, active communication, networks communication
transportation ii » transportation _, transportation a, transportation 1
technology robot » technology report, technology role, technology road
under actors » new actors, other actors, inter actor
4 developing » 3 developing
developing 2 » developing _, developing a, developing e
ii under » ai under, ii unter, ti under
costs 4 » costs _, costs a, costs 4.2
2 areas » 1 areas, 2 areal, 4 areas

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

• Adding a wildcard symbol may retrieve word variants: technology robot transportation ii under actors communication costs 4 developing 2 areas.*.