Talvez deva tentar algumas variações de ortografia:
control release » controlled release (Expandir a Pesquisa), control related (Expandir a Pesquisa), control disease (Expandir a Pesquisa)
release system » release sites (Expandir a Pesquisa)
ventura nerve » ventral nerve (Expandir a Pesquisa), ventura nieves (Expandir a Pesquisa), ventura cerda (Expandir a Pesquisa)
nerve cyst » nerve case (Expandir a Pesquisa), nerve cat (Expandir a Pesquisa), nerve system (Expandir a Pesquisa)
j control » 6j control (Expandir a Pesquisa), rj controle (Expandir a Pesquisa), j conroy (Expandir a Pesquisa)
system di » system de (Expandir a Pesquisa), system d (Expandir a Pesquisa), system dias (Expandir a Pesquisa)
rat nerve » cat nerves (Expandir a Pesquisa)
j ventura » a ventura (Expandir a Pesquisa), _ ventura (Expandir a Pesquisa), d ventura (Expandir a Pesquisa)
nerve can » merve can (Expandir a Pesquisa), nerve cat (Expandir a Pesquisa), nerve cn (Expandir a Pesquisa)
i rat » i rate (Expandir a Pesquisa), i rats (Expandir a Pesquisa), _ rat (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 control release system di ) or ( i rat nerve cyst due ))) or ( j ventura nerve can do ))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (((( j control release system di ) OR ( i rat nerve cyst due ))) OR ( j ventura nerve can do )).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( j control release system di ) or ( i rat nerve cyst due ))) or ( j ventura nerve can do ))*.