Talvez deva tentar algumas variações de ortografia:
absent serve » absent nerve (Expandir a Pesquisa), absent gene (Expandir a Pesquisa), absent self (Expandir a Pesquisa)
serve canal » nerve canal (Expandir a Pesquisa), nerve canals (Expandir a Pesquisa), serves canada (Expandir a Pesquisa)
benign xvi » benign x (Expandir a Pesquisa), benign bi (Expandir a Pesquisa)
canal das » canal da (Expandir a Pesquisa), canal de (Expandir a Pesquisa), canal a (Expandir a Pesquisa)
i ventral » ii ventral (Expandir a Pesquisa), _ ventral (Expandir a Pesquisa), a ventral (Expandir a Pesquisa)
l absent » _ absent (Expandir a Pesquisa), 17 absent (Expandir a Pesquisa), c1 absent (Expandir a Pesquisa)
j benign » j benigno (Expandir a Pesquisa), a benign (Expandir a Pesquisa), 1 benign (Expandir a Pesquisa)
eye can » eye care (Expandir a Pesquisa)
can dcs » can tdcs (Expandir a Pesquisa), can dce (Expandir a Pesquisa), can dags (Expandir a Pesquisa)
xvi can » xvi con (Expandir a Pesquisa)
can dis » can disc (Expandir a Pesquisa), van dis (Expandir a Pesquisa), can die (Expandir a Pesquisa)

You can also try:

• Europeana
• Digital Public Library of America
• CORE

Pode obter mais resultados ajustando a pesquisa.

• Performing a fuzzy search may retrieve terms with similar spellings: (((( l absent serve canal das ) or ( i ventral eye can dcs ))) or ( j benign xvi can dis ))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (((( l absent serve canal das ) OR ( i ventral eye can dcs ))) OR ( j benign xvi can dis ))*.