Perhaps you should try some spelling variations:
expressao em » expressao e (Expand Search), expressao de (Expand Search), expressao da (Expand Search)
e expressao » de expressao (Expand Search), a expressao (Expand Search), da expressao (Expand Search)
aventura e » aventura de (Expand Search), aventura da (Expand Search), aventura do (Expand Search)
da viagem » de viagem (Expand Search), a viagem (Expand Search), uma viagem (Expand Search)
viagem la » viagem a (Expand Search), viagem na (Expand Search), viagem da (Expand Search)
ver buch » per buch (Expand Search), von buch (Expand Search), vdi buch (Expand Search)
la norte » loa norte (Expand Search), a norte (Expand Search), la norme (Expand Search)
buch e » buch el (Expand Search), buch _ (Expand Search), buch m (Expand Search)
em da » em la (Expand Search), em de (Expand Search), em do (Expand Search)

You can also try:

• Europeana
• Digital Public Library of America
• CORE

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: as ((aventura e) OR (aventuras de)) ver buch e expressao em da viagem la norte~.
• Adding a wildcard symbol may retrieve word variants: as ((aventura e) or (aventuras de)) ver buch e expressao em da viagem la norte*.