Perhaps you should try some spelling variations:
canadian transport » canadian transportation
gases transfers » based transfers, cash transfers, water transfers
transport note » transport notes, transport noise, transport code
de canadian » _ canadian, a canadian, 13 canadian
langues de » langue de, langages de, langue du
f gases » _ gases
note a » note _, note 1, note 2
6 co » _ co, a co, 2 co

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: (( langues de canadian transport note a ) OR ( guia f gases transfers ((6 c) OR (6 co)) ))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( langues de canadian transport note a ) or ( guia f gases transfers ((6 c) OR (6 co)) ))~".
• Adding a wildcard symbol may retrieve word variants: (( langues de canadian transport note a ) or ( guia f gases transfers ((6 c) OR (6 co)) ))*.