Talvez deva tentar algumas variações de ortografia:
center nerve » cancer nerve (Expandir a Pesquisa), center nurse (Expandir a Pesquisa), letter nerve (Expandir a Pesquisa)
dual nerve » sural nerve (Expandir a Pesquisa), oral nerve (Expandir a Pesquisa), al nerve (Expandir a Pesquisa)
nerve can » nerve canal (Expandir a Pesquisa), nerve a (Expandir a Pesquisa)
nerve cat » nerve a (Expandir a Pesquisa), nerve c (Expandir a Pesquisa), nerve cn (Expandir a Pesquisa)
case does » cases does (Expandir a Pesquisa), cause does (Expandir a Pesquisa), case goes (Expandir a Pesquisa)
j center » j centner (Expandir a Pesquisa), j centeno (Expandir a Pesquisa), j cestero (Expandir a Pesquisa)
rna beta » dna beta (Expandir a Pesquisa), ana beta (Expandir a Pesquisa), rna meta (Expandir a Pesquisa)
can dis » can disc (Expandir a Pesquisa), van dis (Expandir a Pesquisa), can die (Expandir a Pesquisa)
cat dis » cat did (Expandir a Pesquisa), cat diets (Expandir a Pesquisa), cat diet (Expandir a Pesquisa)
j dual » j duval (Expandir a Pesquisa), j duan (Expandir a Pesquisa), j dull (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: (((( j center nerve can dis ) or ( rna beta nerve cat dis ))) or ( j dual nerve case does ))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (((( j center nerve can dis ) OR ( rna beta nerve cat dis ))) OR ( j dual nerve case does ))*.