Talvez deva tentar algumas variações de ortografia:
neural chest » neural crest (Expandir a Pesquisa), neural cest (Expandir a Pesquisa), neural cost (Expandir a Pesquisa)
renal nerve » retinal nerve (Expandir a Pesquisa), cranial nerve (Expandir a Pesquisa), spinal nerve (Expandir a Pesquisa)
bent nerve » absent nerve (Expandir a Pesquisa), mental nerve (Expandir a Pesquisa), dental nerve (Expandir a Pesquisa)
chest dis » chest dogs (Expandir a Pesquisa), chest dog (Expandir a Pesquisa), chest drains (Expandir a Pesquisa)
nerve cat » nerve can (Expandir a Pesquisa), nerve case (Expandir a Pesquisa), nerve c (Expandir a Pesquisa)
den bent » den berg (Expandir a Pesquisa)
j renal » j real (Expandir a Pesquisa), j renaldi (Expandir a Pesquisa), j renato (Expandir a Pesquisa)
cat dis » cat did (Expandir a Pesquisa), cat diets (Expandir a Pesquisa), cat diet (Expandir a Pesquisa)
nerve a » nerve _ (Expandir a Pesquisa)
a dis » a dos (Expandir a Pesquisa), a des (Expandir a Pesquisa), a dia (Expandir a Pesquisa)
recurrent » recurrence (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: (( 2 recurrent neural chest dis ) or ((( j renal nerve cat dis ) or ( den bent nerve a dis ))))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (( 2 recurrent neural chest dis ) OR ((( j renal nerve cat dis ) OR ( den bent nerve a dis )))).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( 2 recurrent neural chest dis ) or ((( j renal nerve cat dis ) or ( den bent nerve a dis ))))*.