Talvez deva tentar algumas variações de ortografia:
treat service » rest service (Expandir a Pesquisa), tent service (Expandir a Pesquisa), forest service (Expandir a Pesquisa)
service curve » service survey (Expandir a Pesquisa), service care (Expandir a Pesquisa), service surveys (Expandir a Pesquisa)
absent nerve » bent nerve (Expandir a Pesquisa), abducent nerve (Expandir a Pesquisa), augment nerve (Expandir a Pesquisa)
nerve system » nervous system (Expandir a Pesquisa), drive system (Expandir a Pesquisa)
curve dis » curve di (Expandir a Pesquisa), curve does (Expandir a Pesquisa), curve bias (Expandir a Pesquisa)
17 absent » _ absent (Expandir a Pesquisa), c1 absent (Expandir a Pesquisa), eo absent (Expandir a Pesquisa)
system di » system de (Expandir a Pesquisa), system d (Expandir a Pesquisa), system dias (Expandir a Pesquisa)
j treat » j threat (Expandir a Pesquisa), j trent (Expandir a Pesquisa), j treado (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 treat service curve dis ) or ( 17 absent nerve system di ))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (( j treat service curve dis ) OR ( 17 absent nerve system di ))*.