Perhaps you should try some spelling variations:
roman transport » romania transport, road transport, human transport
data transfert » data transfer, data transfers, data transform
transport a » transport _, transport data
de roman » der roman, dem roman, du roman
luis de » luis e
luis a » luis f, luis c
a asa » _ asa, δ asa
pour » poor, four, our

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

• Performing a fuzzy search may retrieve terms with similar spellings: (( luis de roman transport a asa ) or ( luis a data transfert pour _ ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( luis de roman transport a asa ) OR ( luis a data transfert pour _ ))*.