Talvez deva tentar algumas variações de ortografia:
holter derived » filter derived (Expandir a Pesquisa), sorter derived (Expandir a Pesquisa), polymer derived (Expandir a Pesquisa)
derived cyst » derived cysts (Expandir a Pesquisa), derived cast (Expandir a Pesquisa), derived cystic (Expandir a Pesquisa)
spinal nerve » retinal nerve (Expandir a Pesquisa)
canal ducts » canal duct (Expandir a Pesquisa), canal dues (Expandir a Pesquisa), nasal ducts (Expandir a Pesquisa)
bento nerve » bent nerve (Expandir a Pesquisa), benign nerve (Expandir a Pesquisa)
nerve cat » nerve can (Expandir a Pesquisa), nerve case (Expandir a Pesquisa), nerve a (Expandir a Pesquisa)
j holter » _ holter (Expandir a Pesquisa), m holter (Expandir a Pesquisa), l holter (Expandir a Pesquisa)
cyst dis » cyst due (Expandir a Pesquisa), cyst d (Expandir a Pesquisa)
i spinal » _ spinal (Expandir a Pesquisa), a spinal (Expandir a Pesquisa), i spiral (Expandir a Pesquisa)
j bento » j benito (Expandir a Pesquisa), j benton (Expandir a Pesquisa), j benson (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.

• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (((( j holter derived cyst dis ) OR ( i spinal nerve canal ducts ))) OR ( j bento nerve cat dis ))~.
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( j holter derived cyst dis ) or ( i spinal nerve canal ducts ))) or ( j bento nerve cat dis ))*.