Talvez deva tentar algumas variações de ortografia:
crest derived » host derived (Expandir a Pesquisa)
affect neural » affects neural (Expandir a Pesquisa), affect neuronal (Expandir a Pesquisa), affect natural (Expandir a Pesquisa)
deltoid nerve » delayed nerve (Expandir a Pesquisa)
derived cat » derived cast (Expandir a Pesquisa), derived car (Expandir a Pesquisa), derived ca (Expandir a Pesquisa)
neural cyst » neural cest (Expandir a Pesquisa), dural cyst (Expandir a Pesquisa), neuralgia cyst (Expandir a Pesquisa)
j deltoid » _ deltoid (Expandir a Pesquisa), a deltoid (Expandir a Pesquisa), j delton (Expandir a Pesquisa)
j affect » _ affect (Expandir a Pesquisa), 1 affect (Expandir a Pesquisa), 2 affect (Expandir a Pesquisa)
nerve a » nerve _ (Expandir a Pesquisa)
a dis » a dos (Expandir a Pesquisa), a des (Expandir a Pesquisa), a dia (Expandir a Pesquisa)

You can also try:

• Europeana
• Digital Public Library of America
• CORE

Pode obter mais resultados ajustando a pesquisa.

• "As palabras AND, OR e NOT podem gerar pesquisas incorrectas; tente utilizar aspas": "(( _ crest derived cat due ) OR ((( j affect neural cyst due ) OR ( j deltoid nerve a dis ))))~".
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( _ crest derived cat due ) OR ((( j affect neural cyst due ) OR ( j deltoid nerve a dis ))))*.