Talvez deva tentar algumas variações de ortografia:
femoral merve » femoral nerve (Expandir a Pesquisa), femoral nerves (Expandir a Pesquisa), soral merve (Expandir a Pesquisa)
nerve system » nervous system (Expandir a Pesquisa), drive system (Expandir a Pesquisa)
crest nerve » treat nerve (Expandir a Pesquisa), crest derived (Expandir a Pesquisa), current nerve (Expandir a Pesquisa)
benign nevi » benign neck (Expandir a Pesquisa)
system dcs » system dcus (Expandir a Pesquisa), system sdcs (Expandir a Pesquisa), system des (Expandir a Pesquisa)
ii femoral » iii femoral (Expandir a Pesquisa), _ femoral (Expandir a Pesquisa), a femoral (Expandir a Pesquisa)
nevi cyst » nevi case (Expandir a Pesquisa), nevi cns (Expandir a Pesquisa)
can data » scan data (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), cyst dna (Expandir a Pesquisa)
i crest » i crestr (Expandir a Pesquisa), _ crest (Expandir a Pesquisa), a crest (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": "(((( i crest nerve system dcs ) OR ( ii femoral merve can data ))) OR ( j benign nevi cyst dis ))~".
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( i crest nerve system dcs ) OR ( ii femoral merve can data ))) OR ( j benign nevi cyst dis ))*.