Perhaps you should try some spelling variations:
transport air » transport a, transport data, transport _
cash transfer » cash transfers
dem roman » der roman, de roman, diem romani
im roman » _ roman
air asia » asia asia, air sea, war asia
luis a » luis f, luis c
a cash » a case

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: (( luis ((im roman) OR (dem roman)) transport air asia ) OR ( luis a cash transfer _ a ))~.
• Adding a wildcard symbol may retrieve word variants: (( luis ((im roman) or (dem roman)) transport air asia ) or ( luis a cash transfer _ a ))*.