Perhaps you should try some spelling variations:
transport schemes » transfer schemes, transfers schemes, transport systems
transformed de » transformed _, transformed 1, transformed a
a transformed » _ transformed, _ transformer, a transforming
schemes das » schemes a, schemes vss, schemes fair
langue de » langue du, lange der
de a » de la, de sa, der a
vague » value, hague
acao » cacao, macao, cao

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

• Performing a fuzzy search may retrieve terms with similar spellings: (( vague _ bus transport schemes das ) or ( langue de a transformed de acao ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( vague _ bus transport schemes das ) OR ( langue de a transformed de acao ))*.