Talvez deva tentar algumas variações de ortografia:
center errors » center terrorist (Expandir a Pesquisa), letters errors (Expandir a Pesquisa), chapter errors (Expandir a Pesquisa)
errors cause » errors caused (Expandir a Pesquisa), error caused (Expandir a Pesquisa), error causes (Expandir a Pesquisa)
spinal nerve » retinal nerve (Expandir a Pesquisa)
bento serve » bent nerve (Expandir a Pesquisa)
serve case » nerve case (Expandir a Pesquisa), service case (Expandir a Pesquisa), nerve cases (Expandir a Pesquisa)
cause des » cause de (Expandir a Pesquisa), cause dna (Expandir a Pesquisa)
nerve can » merve can (Expandir a Pesquisa), nerve cat (Expandir a Pesquisa), nerve cn (Expandir a Pesquisa)
a center » a century (Expandir a Pesquisa)
i spinal » _ spinal (Expandir a Pesquisa), a spinal (Expandir a Pesquisa), i spiral (Expandir a Pesquisa)
can dcs » can tdcs (Expandir a Pesquisa), can dce (Expandir a Pesquisa), can dags (Expandir a Pesquisa)
j bento » j benito (Expandir a Pesquisa), j benton (Expandir a Pesquisa), j benzo (Expandir a Pesquisa)
case di » case dti (Expandir a Pesquisa), case d (Expandir a Pesquisa), case de (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: (((( a center errors cause des ) or ( i spinal nerve can dcs ))) or ( j bento serve case di ))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (((( a center errors cause des ) OR ( i spinal nerve can dcs ))) OR ( j bento serve case di ))*.