Talvez deva tentar algumas variações de ortografia:
ventral merve » ventral nerve (Expandir a Pesquisa), ventral mesh (Expandir a Pesquisa), meral merve (Expandir a Pesquisa)
cancer nurse » cancer nurses (Expandir a Pesquisa), cancer course (Expandir a Pesquisa), cancer nude (Expandir a Pesquisa)
absent nerve » bent nerve (Expandir a Pesquisa), abducent nerve (Expandir a Pesquisa), augment nerve (Expandir a Pesquisa)
nurse count » nurses count (Expandir a Pesquisa), nurse round (Expandir a Pesquisa), nurse cohort (Expandir a Pesquisa)
count due » counts due (Expandir a Pesquisa), count duke (Expandir a Pesquisa), county due (Expandir a Pesquisa)
i ventral » _ ventral (Expandir a Pesquisa), a ventral (Expandir a Pesquisa), 2 ventral (Expandir a Pesquisa)
j cancer » j canter (Expandir a Pesquisa), j cantero (Expandir a Pesquisa), j candel (Expandir a Pesquisa)
j absent » _ absent (Expandir a Pesquisa), 1 absent (Expandir a Pesquisa), l absent (Expandir a Pesquisa)
can dcs » can tdcs (Expandir a Pesquisa), can dce (Expandir a Pesquisa), can bddcs (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 cancer nurse count due ) OR ( i ventral merve can dcs ))) OR ( j absent nerve case due ))~".
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( j cancer nurse count due ) OR ( i ventral merve can dcs ))) OR ( j absent nerve case due ))*.