Perhaps you should try some spelling variations:
private transport » private transfers
world transport » road transport, good transport, food transport
transport labor » transport later, transitory labor, transport law
transport der » transport de, transport des, transport air
language d.c » language 2.2, language 2.1, language 3.2
labor cost » labor costs
und world » fund world, undp world, 2nd world
gas und » vegas und
der cod » der code, der cd, der co2

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

• If you are trying to use Boolean operators, they must be ALL CAPS: (( gas und world transport labor cost ) OR ( language d.c private transport der cod ))~.
• Adding a wildcard symbol may retrieve word variants: (( gas und world transport labor cost ) or ( language d.c private transport der cod ))*.