Talvez deva tentar algumas variações de ortografia:
recurrent nerve » recurrent neural (Expandir a Pesquisa)
dental nerve » mental nerve (Expandir a Pesquisa), ventral nerve (Expandir a Pesquisa), central nerve (Expandir a Pesquisa)
j recurrent » c recurrent (Expandir a Pesquisa), ca3 recurrent (Expandir a Pesquisa), art recurrent (Expandir a Pesquisa)
hi retinal » ii retinal (Expandir a Pesquisa), hemi retinal (Expandir a Pesquisa), epi retinal (Expandir a Pesquisa)
nerve cat » nerve case (Expandir a Pesquisa), nerve a (Expandir a Pesquisa), nerve c (Expandir a Pesquisa)
nerve can » merve can (Expandir a Pesquisa), nerve cn (Expandir a Pesquisa), nerve canal (Expandir a Pesquisa)
j dental » j delta (Expandir a Pesquisa), j dent (Expandir a Pesquisa), j deal (Expandir a Pesquisa)
cat dis » cat did (Expandir a Pesquisa), cat diets (Expandir a Pesquisa), cat diet (Expandir a Pesquisa)
can tds » can tdcs (Expandir a Pesquisa), can tdm (Expandir a Pesquisa), can task (Expandir a Pesquisa)

You can also try:

• Europeana
• Digital Public Library of America
• CORE

Pode obter mais resultados ajustando a pesquisa.

• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (((( j recurrent nerve cat dis ) OR ( hi retinal nerve can tds ))) OR ( j dental nerve cat dis ))~.
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( j recurrent nerve cat dis ) or ( hi retinal nerve can tds ))) or ( j dental nerve cat dis ))*.