Talvez deva tentar algumas variações de ortografia:
absent nerve » abducent nerve (Expandir a Pesquisa), augment nerve (Expandir a Pesquisa), absent native (Expandir a Pesquisa)
2 recurrent » _ recurrent (Expandir a Pesquisa), a recurrent (Expandir a Pesquisa)
nerve wheat » nerve what (Expandir a Pesquisa), nerve sheath (Expandir a Pesquisa), nerve head (Expandir a Pesquisa)
crest does » rest does (Expandir a Pesquisa), arrest does (Expandir a Pesquisa), breast does (Expandir a Pesquisa)
bent nerve » mental nerve (Expandir a Pesquisa), dental nerve (Expandir a Pesquisa), benign nerve (Expandir a Pesquisa)
wheat diet » wheat dried (Expandir a Pesquisa), meat diet (Expandir a Pesquisa)
_ absent » _ absence (Expandir a Pesquisa)
nerve vi » nerve _ (Expandir a Pesquisa), nerve a (Expandir a Pesquisa)
j bent » j benet (Expandir a Pesquisa), j bento (Expandir a Pesquisa), j bena (Expandir a Pesquisa)
vi dis » vi di (Expandir a Pesquisa), ti dis (Expandir a Pesquisa), vi des (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: (( 2 recurrent neural crest does ) or ((( j bent nerve wheat diet ) or ( _ absent nerve vi dis ))))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (( 2 recurrent neural crest does ) OR ((( j bent nerve wheat diet ) OR ( _ absent nerve vi dis )))).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( 2 recurrent neural crest does ) or ((( j bent nerve wheat diet ) or ( _ absent nerve vi dis ))))*.