Talvez deva tentar algumas variações de ortografia:
recurrent merve » recurrent nerve (Expandir a Pesquisa), recurrent merkel (Expandir a Pesquisa), recurrent nerves (Expandir a Pesquisa)
center nerve » cancer nerve (Expandir a Pesquisa), center nurse (Expandir a Pesquisa), letter nerve (Expandir a Pesquisa)
2 recurrent » _ recurrent (Expandir a Pesquisa), a recurrent (Expandir a Pesquisa), 1 recurrent (Expandir a Pesquisa)
nerve cyst » nerve cat (Expandir a Pesquisa), nerve system (Expandir a Pesquisa)
bena nerve » beta nerve (Expandir a Pesquisa), bent nerve (Expandir a Pesquisa), renal nerve (Expandir a Pesquisa)
merve can » nerve can (Expandir a Pesquisa)
cyst dis » cyst due (Expandir a Pesquisa), cyst d (Expandir a Pesquisa)
can dcs » can tdcs (Expandir a Pesquisa), can dce (Expandir a Pesquisa), can dags (Expandir a Pesquisa)
j bena » j bela (Expandir a Pesquisa), j bent (Expandir a Pesquisa), j benham (Expandir a Pesquisa)
case d » case 1 (Expandir a Pesquisa), case 2 (Expandir a Pesquisa), case 4 (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: (((( _ center nerve cyst dis ) OR ( 2 recurrent merve can dcs ))) OR ( j bena nerve case d ))~.
• "As palabras AND, OR e NOT podem gerar pesquisas incorrectas; tente utilizar aspas": "(((( _ center nerve cyst dis ) OR ( 2 recurrent merve can dcs ))) OR ( j bena nerve case d ))".
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( _ center nerve cyst dis ) OR ( 2 recurrent merve can dcs ))) OR ( j bena nerve case d ))*.