Talvez deva tentar algumas variações de ortografia:
central neurons » central nervous (Expandir a Pesquisa), cortical neurons (Expandir a Pesquisa)
neurons cyst » neurons cut (Expandir a Pesquisa), neurons system (Expandir a Pesquisa), neurons cause (Expandir a Pesquisa)
crest nerve » crest derived (Expandir a Pesquisa), current nerve (Expandir a Pesquisa), correct nerve (Expandir a Pesquisa)
treat nerve » rat nerve (Expandir a Pesquisa), treat service (Expandir a Pesquisa), direct nerve (Expandir a Pesquisa)
nerve cat » nerve can (Expandir a Pesquisa), nerve ct (Expandir a Pesquisa), nerve cut (Expandir a Pesquisa)
j central » 1hfj central (Expandir a Pesquisa)
j crest » _ crest (Expandir a Pesquisa), a crest (Expandir a Pesquisa), 5 crest (Expandir a Pesquisa)
j treat » j threat (Expandir a Pesquisa), _ treat (Expandir a Pesquisa), a treat (Expandir a Pesquisa)
cat dis » cat did (Expandir a Pesquisa), cat diets (Expandir a Pesquisa), cat bias (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: (((( j crest nerve case due ) or ( j treat nerve cat dis ))) or ( j central neurons cyst _ ))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (((( j crest nerve case due ) OR ( j treat nerve cat dis ))) OR ( j central neurons cyst _ )).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( j crest nerve case due ) or ( j treat nerve cat dis ))) or ( j central neurons cyst _ ))*.