Talvez deva tentar algumas variações de ortografia:
reaction systems » reaction system (Expandir a Pesquisa), detection systems (Expandir a Pesquisa), production systems (Expandir a Pesquisa)
absent reaction » absent reduction (Expandir a Pesquisa), patient reaction (Expandir a Pesquisa), absent selection (Expandir a Pesquisa)
mental nerve » ventral nerve (Expandir a Pesquisa), central nerve (Expandir a Pesquisa)
systems dis » systems disk (Expandir a Pesquisa), systems tdis (Expandir a Pesquisa), systems dss (Expandir a Pesquisa)
bent nerve » absent nerve (Expandir a Pesquisa), dental nerve (Expandir a Pesquisa), benign nerve (Expandir a Pesquisa)
nerve cat » nerve can (Expandir a Pesquisa), nerve case (Expandir a Pesquisa), nerve a (Expandir a Pesquisa)
17 absent » _ absent (Expandir a Pesquisa), c1 absent (Expandir a Pesquisa), eo absent (Expandir a Pesquisa)
j mental » j mengual (Expandir a Pesquisa), j mena (Expandir a Pesquisa), j mehta (Expandir a Pesquisa)
i bent » i benth (Expandir a Pesquisa), i benet (Expandir a Pesquisa), i bento (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 bent nerve cat due ) or ((( j mental nerve cat due ) or ( 17 absent reaction systems dis ))))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (( i bent nerve cat due ) OR ((( j mental nerve cat due ) OR ( 17 absent reaction systems dis )))).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( i bent nerve cat due ) or ((( j mental nerve cat due ) or ( 17 absent reaction systems dis ))))*.