Talvez deva tentar algumas variações de ortografia:
present native » present nation (Expandir a Pesquisa), presenting native (Expandir a Pesquisa), preserve native (Expandir a Pesquisa)
central nerve » ventral nerve (Expandir a Pesquisa), central nervous (Expandir a Pesquisa), central neural (Expandir a Pesquisa)
native case » dative case (Expandir a Pesquisa), native cas9 (Expandir a Pesquisa), negative case (Expandir a Pesquisa)
mehta niraj » mehta anurag (Expandir a Pesquisa)
i central » coli central (Expandir a Pesquisa), hemi central (Expandir a Pesquisa)
nerve cat » nerve can (Expandir a Pesquisa), nerve case (Expandir a Pesquisa), nerve a (Expandir a Pesquisa)
j present » j prevent (Expandir a Pesquisa), j prevents (Expandir a Pesquisa), k6 present (Expandir a Pesquisa)
case dis » case disc (Expandir a Pesquisa), case di (Expandir a Pesquisa), case does (Expandir a Pesquisa)
cyst dis » cyst due (Expandir a Pesquisa)
cat dis » cat diets (Expandir a Pesquisa), cat diet (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: (( i central nerve cat dis ) or ((( j present native case dis ) or ( a mehta niraj cyst dis ))))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (( i central nerve cat dis ) OR ((( j present native case dis ) OR ( a mehta niraj cyst dis )))).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( i central nerve cat dis ) or ((( j present native case dis ) or ( a mehta niraj cyst dis ))))*.