Talvez deva tentar algumas variações de ortografia:
crest derived » host derived (Expandir a Pesquisa)
derived cd34 » derived cell (Expandir a Pesquisa)
crest nerve » treat nerve (Expandir a Pesquisa), current nerve (Expandir a Pesquisa), direct nerve (Expandir a Pesquisa)
bento nerve » bent nerve (Expandir a Pesquisa), benign nerve (Expandir a Pesquisa)
nerve cat » nerve can (Expandir a Pesquisa), nerve a (Expandir a Pesquisa), nerve c (Expandir a Pesquisa)
cd34 dis » cd34 dim (Expandir a Pesquisa), cd34 dose (Expandir a Pesquisa), cd34 fish (Expandir a Pesquisa)
case dis » case disc (Expandir a Pesquisa), case di (Expandir a Pesquisa), case does (Expandir a Pesquisa)
i crest » i crestr (Expandir a Pesquisa), _ crest (Expandir a Pesquisa), 5 crest (Expandir a Pesquisa)
cat dis » cat did (Expandir a Pesquisa), cat diets (Expandir a Pesquisa), cat diet (Expandir a Pesquisa)
a crest » _ crest (Expandir a Pesquisa), a creusot (Expandir a Pesquisa), a crespo (Expandir a Pesquisa)
j bento » j benito (Expandir a Pesquisa), j benton (Expandir a Pesquisa), j benson (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 crest nerve cat dis ) or ( a crest derived cd34 dis ))) or ( j bento nerve case dis ))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (((( i crest nerve cat dis ) OR ( a crest derived cd34 dis ))) OR ( j bento nerve case dis )).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( i crest nerve cat dis ) or ( a crest derived cd34 dis ))) or ( j bento nerve case dis ))*.