Talvez deva tentar algumas variações de ortografia:
reserve system » research system (Expandir a Pesquisa), nerve system (Expandir a Pesquisa), research systems (Expandir a Pesquisa)
ventral nerve » femoral nerve (Expandir a Pesquisa)
cent reserve » cell reserve (Expandir a Pesquisa), debt reserve (Expandir a Pesquisa), current reserve (Expandir a Pesquisa)
cent nerve » bent nerve (Expandir a Pesquisa), recent nerve (Expandir a Pesquisa), crest nerve (Expandir a Pesquisa)
system dis » system dias (Expandir a Pesquisa), system dcs (Expandir a Pesquisa), system di (Expandir a Pesquisa)
j ventral » _ ventral (Expandir a Pesquisa), a ventral (Expandir a Pesquisa), 2 ventral (Expandir a Pesquisa)
nerve a » nerve _ (Expandir a Pesquisa)
i cent » i cento (Expandir a Pesquisa), ai cent (Expandir a Pesquisa), ii cent (Expandir a Pesquisa)
a dis » a dos (Expandir a Pesquisa), a des (Expandir a Pesquisa), a dia (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 cent nerve a dis ) or ( i cent reserve system dis ))) or ( j ventral nerve case due ))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (((( i cent nerve a dis ) OR ( i cent reserve system dis ))) OR ( j ventral nerve case due )).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( i cent nerve a dis ) or ( i cent reserve system dis ))) or ( j ventral nerve case due ))*.