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 cyst » nerve case (Expandir a Pesquisa), nerve system (Expandir a Pesquisa)
cena nerve » renal nerve (Expandir a Pesquisa), beta nerve (Expandir a Pesquisa), cornea nerve (Expandir a Pesquisa)
i central » coli central (Expandir a Pesquisa), hemi central (Expandir a Pesquisa)
nerve cat » nerve can (Expandir a Pesquisa), nerve case (Expandir a Pesquisa), nerve a (Expandir a Pesquisa)
j medulla » _ medulla (Expandir a Pesquisa), a medulla (Expandir a Pesquisa), da medulla (Expandir a Pesquisa)
cyst dis » cyst due (Expandir a Pesquisa)
cat dis » cat diets (Expandir a Pesquisa), cat diet (Expandir a Pesquisa)
i cena » a cena (Expandir a Pesquisa), _ cena (Expandir a Pesquisa), e cena (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 central nerve cyst dis ) or ( i cena nerve cat dis ))) or ( j medulla nerve cyst dis ))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (((( i central nerve cyst dis ) OR ( i cena nerve cat dis ))) OR ( j medulla nerve cyst dis )).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( i central nerve cyst dis ) or ( i cena nerve cat dis ))) or ( j medulla nerve cyst dis ))*.