Talvez deva tentar algumas variações de ortografia:
belval nerve » mental nerve (Expandir a Pesquisa), dental nerve (Expandir a Pesquisa), basal nerve (Expandir a Pesquisa)
nerve system » nervous system (Expandir a Pesquisa), drive system (Expandir a Pesquisa)
prevent new » present new (Expandir a Pesquisa), prevent non (Expandir a Pesquisa), prevention new (Expandir a Pesquisa)
mehta nerve » mehta nave (Expandir a Pesquisa), mehta nee (Expandir a Pesquisa), mehta neev (Expandir a Pesquisa)
system dcs » system dcus (Expandir a Pesquisa), system sdcs (Expandir a Pesquisa), system des (Expandir a Pesquisa)
j prevent » j prevents (Expandir a Pesquisa), _ prevent (Expandir a Pesquisa), 3 prevent (Expandir a Pesquisa)
new case » new cases (Expandir a Pesquisa)
case dis » case disc (Expandir a Pesquisa), case did (Expandir a Pesquisa), case di (Expandir a Pesquisa)
j belval » j bell (Expandir a Pesquisa), j bela (Expandir a Pesquisa)
k mehta » a mehta (Expandir a Pesquisa), _ mehta (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: (( j prevent new case dis ) or ((( j belval nerve case dis ) or ( k mehta nerve system dcs ))))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (( j prevent new case dis ) OR ((( j belval nerve case dis ) OR ( k mehta nerve system dcs )))).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( j prevent new case dis ) or ((( j belval nerve case dis ) or ( k mehta nerve system dcs ))))*.