Talvez deva tentar algumas variações de ortografia:
nerve system » nervous system (Expandir a Pesquisa), reserve 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)
nerve cases » nerve case (Expandir a Pesquisa), nerve caused (Expandir a Pesquisa), nerve changes (Expandir a Pesquisa)
mentz nerve » mental nerve (Expandir a Pesquisa), mental nerves (Expandir a Pesquisa), dental nerve (Expandir a Pesquisa)
nerve cause » nerve caused (Expandir a Pesquisa), nerve case (Expandir a Pesquisa), nerve course (Expandir a Pesquisa)
bent nerve » absent nerve (Expandir a Pesquisa), mental nerve (Expandir a Pesquisa), dental nerve (Expandir a Pesquisa)
cause goes » case goes (Expandir a Pesquisa), cause does (Expandir a Pesquisa), abuse goes (Expandir a Pesquisa)
cases due » case due (Expandir a Pesquisa)
j mentz » j mentzer (Expandir a Pesquisa), j mendez (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.

• Performing a fuzzy search may retrieve terms with similar spellings: (( _ crest nerve system der ) OR ((( j bent nerve cases due ) OR ( j mentz nerve cause goes ))))~.
• "As palabras AND, OR e NOT podem gerar pesquisas incorrectas; tente utilizar aspas": "(( _ crest nerve system der ) OR ((( j bent nerve cases due ) OR ( j mentz nerve cause goes ))))".
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( _ crest nerve system der ) OR ((( j bent nerve cases due ) OR ( j mentz nerve cause goes ))))*.