Talvez deva tentar algumas variações de ortografia:
anta negativity » ana negativity (Expandir a Pesquisa), dna negativity (Expandir a Pesquisa), non negativity (Expandir a Pesquisa)
negativity case » negativity based (Expandir a Pesquisa), negativity biases (Expandir a Pesquisa), negativity score (Expandir a Pesquisa)
mehta niraj » mehta anurag (Expandir a Pesquisa)
cent nerve » bent nerve (Expandir a Pesquisa), recent nerve (Expandir a Pesquisa), crest nerve (Expandir a Pesquisa)
nerve cat » nerve can (Expandir a Pesquisa), nerve case (Expandir a Pesquisa), nerve a (Expandir a Pesquisa)
case dis » case disc (Expandir a Pesquisa), case di (Expandir a Pesquisa), case does (Expandir a Pesquisa)
cat did » coast did (Expandir a Pesquisa), what did (Expandir a Pesquisa), cat dead (Expandir a Pesquisa)
i cent » i cento (Expandir a Pesquisa), ai cent (Expandir a Pesquisa), ii cent (Expandir a Pesquisa)
j anta » j antao (Expandir a Pesquisa), j anita (Expandir a Pesquisa), _ anta (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 cent nerve cat did ) or ((( j anta negativity case dis ) or ( a mehta niraj cyst due ))))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (( i cent nerve cat did ) OR ((( j anta negativity case dis ) OR ( a mehta niraj cyst due )))).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( i cent nerve cat did ) or ((( j anta negativity case dis ) or ( a mehta niraj cyst due ))))*.