Perhaps you should try some spelling variations:
aventuras bo » aventuras do (Expand Search), aventuras o (Expand Search), aventuras con (Expand Search)
del impacto » el impacto (Expand Search), de impacto (Expand Search)
duma viagem » uma viagem (Expand Search), numa viagem (Expand Search), da viagem (Expand Search)
do impacto » o impacto (Expand Search), el impacto (Expand Search)
e impacto » el impacto (Expand Search), de impacto (Expand Search)
viagem em » viagem e (Expand Search), viagem ao (Expand Search), viagem de (Expand Search)
qin zhao » lin zhao (Expand Search), qin zhang (Expand Search)
em forte » m forte (Expand Search), um forte (Expand Search), em fonte (Expand Search)
bo qin » bao qin (Expand Search), bo qi (Expand Search)
n duma » n duda (Expand Search), e duma (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.

• Performing a fuzzy search may retrieve terms with similar spellings: as aventuras bo qin zhao ((((do impacto) OR (e impacto))) or (del impacto)) n duma viagem em forte~.
• If you are trying to use Boolean operators, they must be ALL CAPS: as aventuras bo qin zhao ((((do impacto) OR (e impacto))) OR (del impacto)) n duma viagem em forte*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "as aventuras bo qin zhao ((((do impacto) OR (e impacto))) or (del impacto)) n duma viagem em forte*".