Talvez deva tentar algumas variações de ortografia:
delayed nerve » delayed neural (Expandir a Pesquisa), delayed interval (Expandir a Pesquisa)
mental nerve » ventral nerve (Expandir a Pesquisa)
nerve system » nervous system (Expandir a Pesquisa), drive system (Expandir a Pesquisa)
cent nerve » bent nerve (Expandir a Pesquisa), recent nerve (Expandir a Pesquisa), crest nerve (Expandir a Pesquisa)
system dis » system dias (Expandir a Pesquisa), system dcs (Expandir a Pesquisa), system di (Expandir a Pesquisa)
nerve cyst » nerve case (Expandir a Pesquisa), nerve cat (Expandir a Pesquisa)
j mental » j mengual (Expandir a Pesquisa), j mehta (Expandir a Pesquisa), j mena (Expandir a Pesquisa)
cyst dis » cyst due (Expandir a Pesquisa)
ai cent » i cent (Expandir a Pesquisa), ii cent (Expandir a Pesquisa), ai centri (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: (( ai cent nerve system dis ) or ((( j mental nerve cyst dis ) or ( _ delayed nerve cyst dis ))))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (( ai cent nerve system dis ) OR ((( j mental nerve cyst dis ) OR ( _ delayed nerve cyst dis )))).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( ai cent nerve system dis ) or ((( j mental nerve cyst dis ) or ( _ delayed nerve cyst dis ))))*.