Perhaps you should try some spelling variations:
roman transport » romania transport, road transport, human transport
data transform » data transforms, data transfer, data transfers
transform your » transforming your
dem roman » der roman, de roman, diem romani
your day » your data
aus dem » aus der
f data » 2 data, 1 data, dlf data

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: (( aus dem roman transport demand _ ) OR ( luis f data transform your day ))~.
• Adding a wildcard symbol may retrieve word variants: (( aus dem roman transport demand _ ) or ( luis f data transform your day ))*.