Talvez deva tentar algumas variações de ortografia:
medulla nerve » medullated nerve (Expandir a Pesquisa), medulla derived (Expandir a Pesquisa), medulla rvm (Expandir a Pesquisa)
central nerve » ventral nerve (Expandir a Pesquisa), central nervous (Expandir a Pesquisa), central neural (Expandir a Pesquisa)
nerve caused » nerve case (Expandir a Pesquisa), nerve crush (Expandir a Pesquisa), nerve course (Expandir a Pesquisa)
caused does » cause does (Expandir a Pesquisa), causes does (Expandir a Pesquisa), caused deep (Expandir a Pesquisa)
cent nerve » bent nerve (Expandir a Pesquisa), recent nerve (Expandir a Pesquisa), crest nerve (Expandir a Pesquisa)
nerve cyst » nerve case (Expandir a Pesquisa), nerve cat (Expandir a Pesquisa), nerve cut (Expandir a Pesquisa)
i central » coli central (Expandir a Pesquisa)
_ medulla » _ medullary (Expandir a Pesquisa)
cyst dis » cyst d (Expandir a Pesquisa)
i cent » i cento (Expandir a Pesquisa), ai cent (Expandir a Pesquisa), ii cent (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 cyst due ) or ( i central nerve caused does ))) or ( _ medulla nerve cyst dis ))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (((( i cent nerve cyst due ) OR ( i central nerve caused does ))) OR ( _ medulla nerve cyst dis )).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( i cent nerve cyst due ) or ( i central nerve caused does ))) or ( _ medulla nerve cyst dis ))*.