Perhaps you should try some spelling variations:
railways transport » railway transport, rail transport
biomass transport » mass transport, mass transports, biogenesis transport
airways transport » waterways transport, pathways transport, waterway transport
biomass transfer » mass transfer, diseases transfer, bioheat transfer

Try widening your search to All Fields.

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: %((biomass transfer) OR (((biomass transport) OR (((airways transport) OR (railways transport))))))%22.
• The words AND, OR and NOT may confuse the search; try adding quotes: "%((biomass transfer) or (((biomass transport) or (((airways transport) OR (railways transport))))))%22".
• Adding a wildcard symbol may retrieve word variants: %((biomass transfer) or (((biomass transport) or (((airways transport) OR (railways transport))))))%22*.