Perhaps you should try some spelling variations:
transfer schemes » transfer scheme, transfer systems
a transformed » _ transformed, _ transformer, a transforming
des transfer » des transfers, den transfer, der transfer
schemes part » schemes fare, schemes pro, schemes pt
2.1 macao » 2.1 macro, 2.1 lacan, 2.1 mao
1 macao » _ macao, 1 macro
e des » e der, a des, e das
et a » et al, et la, e a

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: (( agua e des transfer schemes part ) OR ( agua et a transformed ((1 macao) OR (2.1 macao)) ))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( agua e des transfer schemes part ) or ( agua et a transformed ((1 macao) OR (2.1 macao)) ))~".
• Adding a wildcard symbol may retrieve word variants: (( agua e des transfer schemes part ) or ( agua et a transformed ((1 macao) OR (2.1 macao)) ))*.