Talvez deva tentar algumas variações de ortografia:
reserve system » research system (Expandir a Pesquisa), research systems (Expandir a Pesquisa)
benito nerve » benign nerve (Expandir a Pesquisa), benito narvaez (Expandir a Pesquisa), benito eva (Expandir a Pesquisa)
absent nerve » bent nerve (Expandir a Pesquisa), abducent nerve (Expandir a Pesquisa), augment nerve (Expandir a Pesquisa)
system dis » system dias (Expandir a Pesquisa), system di (Expandir a Pesquisa), system das (Expandir a Pesquisa)
nerve cyst » nerve case (Expandir a Pesquisa), nerve cat (Expandir a Pesquisa), nerve system (Expandir a Pesquisa)
i crespo » g crespo (Expandir a Pesquisa), a crespo (Expandir a Pesquisa), c crespo (Expandir a Pesquisa)
j benito » j benitez (Expandir a Pesquisa)
cyst dis » cyst due (Expandir a Pesquisa)
_ absent » _ absence (Expandir a Pesquisa)
nerve a » nerve _ (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: (( i crespo reserve system dis ) or ((( j benito nerve cyst dis ) or ( _ absent nerve a diet ))))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (( i crespo reserve system dis ) OR ((( j benito nerve cyst dis ) OR ( _ absent nerve a diet )))).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( i crespo reserve system dis ) or ((( j benito nerve cyst dis ) or ( _ absent nerve a diet ))))*.