Talvez deva tentar algumas variações de ortografia:
reserve system » research system (Expandir a Pesquisa), nerve system (Expandir a Pesquisa), research systems (Expandir a Pesquisa)
bent reserve » bat reserve (Expandir a Pesquisa), debt reserve (Expandir a Pesquisa), count reserve (Expandir a Pesquisa)
benign nevi » benign neck (Expandir a Pesquisa)
mehta nerve » mehta nave (Expandir a Pesquisa), mehta nee (Expandir a Pesquisa), mehta neev (Expandir a Pesquisa)
system dis » system dias (Expandir a Pesquisa), system dcs (Expandir a Pesquisa), system dds (Expandir a Pesquisa)
nerve cyst » nerve cystic (Expandir a Pesquisa), nerve case (Expandir a Pesquisa), nerve cat (Expandir a Pesquisa)
j benign » j benigno (Expandir a Pesquisa), _ benign (Expandir a Pesquisa), a benign (Expandir a Pesquisa)
nevi cns » nevi case (Expandir a Pesquisa), pelvi cns (Expandir a Pesquisa), nevi una (Expandir a Pesquisa)
cyst dis » cyst due (Expandir a Pesquisa), cyst d (Expandir a Pesquisa), cyst dna (Expandir a Pesquisa)
cns dis » cns axis (Expandir a Pesquisa), cns does (Expandir a Pesquisa)
_ mehta » a mehta (Expandir a Pesquisa)
j bent » j benet (Expandir a Pesquisa), j bento (Expandir a Pesquisa), j bena (Expandir a Pesquisa)

You can also try:

• Europeana
• Digital Public Library of America
• CORE

Pode obter mais resultados ajustando a pesquisa.

• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (((( j benign nevi cns dis ) OR ( j bent reserve system dis ))) OR ( _ mehta nerve cyst dis ))~.
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( j benign nevi cns dis ) or ( j bent reserve system dis ))) or ( _ mehta nerve cyst dis ))*.