Perhaps you should try some spelling variations:
personal communication » interpersonal communication
law transportation » land transportation, gas transportation, a transportation
transportation als » transportation a, transportation alaska, transportation fuels
modell personal » model personal, model personality
technology law » technology 1, technology 2.2, technology 3
4 developing » 3 developing
als modell » das modell
costs 4 » costs _, costs a, costs 4.2

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

• Adding a wildcard symbol may retrieve word variants: technology law transportation als modell personal communication costs 4 developing _ areas.*.