Talvez deva tentar algumas variações de ortografia:
reserve system » research system (Expandir a Pesquisa), nerve system (Expandir a Pesquisa), research systems (Expandir a Pesquisa)
central nerve » ventral nerve (Expandir a Pesquisa), central nervous (Expandir a Pesquisa), central neural (Expandir a Pesquisa)
zenu reserve » men reserve (Expandir a Pesquisa), cell reserve (Expandir a Pesquisa), de reserve (Expandir a Pesquisa)
benth nerve » bent nerve (Expandir a Pesquisa), both nerve (Expandir a Pesquisa), seventh nerve (Expandir a Pesquisa)
system dcs » system dcus (Expandir a Pesquisa), system sdcs (Expandir a Pesquisa), system des (Expandir a Pesquisa)
case dose » base dose (Expandir a Pesquisa), case done (Expandir a Pesquisa), phase dose (Expandir a Pesquisa)
j central » 1hfj central (Expandir a Pesquisa)
i benth » l benth (Expandir a Pesquisa), ex benth (Expandir a Pesquisa)
a zenu » a zebu (Expandir a Pesquisa), _ zenu (Expandir a Pesquisa), a zena (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 zenu reserve system dcs ) or ( i benth nerve case dose ))) or ( j central nerve case dose ))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (((( a zenu reserve system dcs ) OR ( i benth nerve case dose ))) OR ( j central nerve case dose )).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( a zenu reserve system dcs ) or ( i benth nerve case dose ))) or ( j central nerve case dose ))*.