Talvez deva tentar algumas variações de ortografia:
reserve system » research 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)
cent reserve » cell reserve (Expandir a Pesquisa), debt reserve (Expandir a Pesquisa), men reserve (Expandir a Pesquisa)
nerve system » nervous system (Expandir a Pesquisa), drive system (Expandir a Pesquisa)
system due » system der (Expandir a Pesquisa)
read nerve » treat nerve (Expandir a Pesquisa), end nerve (Expandir a Pesquisa), held nerve (Expandir a Pesquisa)
system dis » system dias (Expandir a Pesquisa), system dcs (Expandir a Pesquisa), system di (Expandir a Pesquisa)
i central » coli central (Expandir a Pesquisa), hemi central (Expandir a Pesquisa)
j cent » a cent (Expandir a Pesquisa), i cent (Expandir a Pesquisa), j center (Expandir a Pesquisa)
j read » j reid (Expandir a Pesquisa), j reed (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 cent reserve system due ) OR ( i central nerve case due ))) OR ( j read nerve system dis ))~.
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( j cent reserve system due ) or ( i central nerve case due ))) or ( j read nerve system dis ))*.