Talvez deva tentar algumas variações de ortografia:
crest nerve » treat nerve (Expandir a Pesquisa), crest derived (Expandir a Pesquisa), current nerve (Expandir a Pesquisa)
nerve cause » nerve caused (Expandir a Pesquisa), nerve course (Expandir a Pesquisa), nerve crush (Expandir a Pesquisa)
renal merve » renal nerve (Expandir a Pesquisa), senal merve (Expandir a Pesquisa), renal nerves (Expandir a Pesquisa)
cause disc » cause des (Expandir a Pesquisa), cause di (Expandir a Pesquisa), cause distal (Expandir a Pesquisa)
bent nerve » absent nerve (Expandir a Pesquisa), mental nerve (Expandir a Pesquisa), dental nerve (Expandir a Pesquisa)
merve can » nerve can (Expandir a Pesquisa)
case dos » case does (Expandir a Pesquisa), case dose (Expandir a Pesquisa), cases dos (Expandir a Pesquisa)
j crest » _ crest (Expandir a Pesquisa), a crest (Expandir a Pesquisa), 5 crest (Expandir a Pesquisa)
i renal » ii renal (Expandir a Pesquisa), i real (Expandir a Pesquisa)
can dcs » can tdcs (Expandir a Pesquisa), can dce (Expandir a Pesquisa), can dags (Expandir a Pesquisa)
j bent » j benet (Expandir a Pesquisa), j bento (Expandir a Pesquisa), j bena (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 crest nerve cause disc ) OR ( i renal merve can dcs ))) OR ( j bent nerve case dos ))~".
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( j crest nerve cause disc ) OR ( i renal merve can dcs ))) OR ( j bent nerve case dos ))*.