Perhaps you should try some spelling variations:
gases transfer » mass transfer, based transfer, gas transfer
transfer 3 » transfer _, transfer 4, transfer a
areas two » areas co
de gases » de bases, _ gases, f gases
std a » atd a, ltd a, std _
sad a » had a, sad _, ad a
lamperti » lampert, lamberti, lampietti

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: (( areas two lamperti transform ((std a) OR (sad a)) ) OR ( guia de gases transfer 3 d ))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( areas two lamperti transform ((std a) OR (sad a)) ) or ( guia de gases transfer 3 d ))~".
• Adding a wildcard symbol may retrieve word variants: (( areas two lamperti transform ((std a) OR (sad a)) ) or ( guia de gases transfer 3 d ))*.