Talvez deva tentar algumas variações de ortografia:
nerve system » nervous system (Expandir a Pesquisa), reserve system (Expandir a Pesquisa), drive system (Expandir a Pesquisa)
crest nerve » treat nerve (Expandir a Pesquisa), crest derived (Expandir a Pesquisa), current nerve (Expandir a Pesquisa)
system dis » system dias (Expandir a Pesquisa), system di (Expandir a Pesquisa), system das (Expandir a Pesquisa)
nerve vas » nerve case (Expandir a Pesquisa), nerve a (Expandir a Pesquisa), nerve vi (Expandir a Pesquisa)
nerve cat » nerve can (Expandir a Pesquisa), nerve case (Expandir a Pesquisa), nerve a (Expandir a Pesquisa)
ben nerve » bent nerve (Expandir a Pesquisa), open nerve (Expandir a Pesquisa), when nerve (Expandir a Pesquisa)
j crest » _ crest (Expandir a Pesquisa), a crest (Expandir a Pesquisa), j crespo (Expandir a Pesquisa)
vas dis » vas dias (Expandir a Pesquisa), vasc dis (Expandir a Pesquisa)
i crest » i crestr (Expandir a Pesquisa), _ crest (Expandir a Pesquisa), a crest (Expandir a Pesquisa)
cat dis » cat diets (Expandir a Pesquisa), cat diet (Expandir a Pesquisa)
j ben » _ ben (Expandir a Pesquisa), e ben (Expandir a Pesquisa), m ben (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 crest nerve vas dis ) or ( i crest nerve cat dis ))) or ( j ben nerve system dis ))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (((( j crest nerve vas dis ) OR ( i crest nerve cat dis ))) OR ( j ben nerve system dis )).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( j crest nerve vas dis ) or ( i crest nerve cat dis ))) or ( j ben nerve system dis ))*.