Talvez deva tentar algumas variações de ortografia:
present native » present nation (Expandir a Pesquisa), presenting native (Expandir a Pesquisa), preserve native (Expandir a Pesquisa)
cancer nerve » cancer serves (Expandir a Pesquisa), cancer nurse (Expandir a Pesquisa), cancer nurses (Expandir a Pesquisa)
crest nerve » treat nerve (Expandir a Pesquisa), crest derived (Expandir a Pesquisa), current nerve (Expandir a Pesquisa)
native case » dative case (Expandir a Pesquisa), native cas9 (Expandir a Pesquisa), negative case (Expandir a Pesquisa)
nerve cyst » nerve case (Expandir a Pesquisa), nerve cat (Expandir a Pesquisa), nerve system (Expandir a Pesquisa)
l present » l presents (Expandir a Pesquisa), l presente (Expandir a Pesquisa), _ present (Expandir a Pesquisa)
j cancer » 1 cancer (Expandir a Pesquisa), j canter (Expandir a Pesquisa), j cantero (Expandir a Pesquisa)
cyst dis » cyst due (Expandir a Pesquisa)
case dis » case disc (Expandir a Pesquisa), case di (Expandir a Pesquisa), case does (Expandir a Pesquisa)
_ crest » _ create (Expandir a Pesquisa), _ credit (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 cancer nerve cyst dis ) or ( _ crest nerve cyst dis ))) or ( l present native case dis ))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (((( j cancer nerve cyst dis ) OR ( _ crest nerve cyst dis ))) OR ( l present native case dis )).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( j cancer nerve cyst dis ) or ( _ crest nerve cyst dis ))) or ( l present native case dis ))*.