Talvez deva tentar algumas variações de ortografia:
central neural » central nepal (Expandir a Pesquisa), central neurons (Expandir a Pesquisa)
ventral merve » ventral nerve (Expandir a Pesquisa), ventral mesh (Expandir a Pesquisa), ventral eye (Expandir a Pesquisa)
neural cat » neural cest (Expandir a Pesquisa), neural cost (Expandir a Pesquisa), neural a (Expandir a Pesquisa)
ii ventral » i ventral (Expandir a Pesquisa), a ventral (Expandir a Pesquisa), 2 ventral (Expandir a Pesquisa)
j central » 1hfj central (Expandir a Pesquisa)
merve can » nerve can (Expandir a Pesquisa)
nevi cyst » nevi cns (Expandir a Pesquisa)
can tdcs » a tdcs (Expandir a Pesquisa)
j benign » j benigno (Expandir a Pesquisa), _ benign (Expandir a Pesquisa), a benign (Expandir a Pesquisa)
cyst dis » cyst due (Expandir a Pesquisa), cyst d (Expandir a Pesquisa)
cat dis » cat did (Expandir a Pesquisa), cat diets (Expandir a Pesquisa), cat diet (Expandir a Pesquisa)

You can also try:

• Europeana
• Digital Public Library of America
• CORE

Pode obter mais resultados ajustando a pesquisa.

• "As palabras AND, OR e NOT podem gerar pesquisas incorrectas; tente utilizar aspas": "(((( j central neural cat dis ) OR ( ii ventral merve can tdcs ))) OR ( j benign nevi cyst dis ))~".
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( j central neural cat dis ) OR ( ii ventral merve can tdcs ))) OR ( j benign nevi cyst dis ))*.