Talvez deva tentar algumas variações de ortografia:
first observed » first served (Expandir a Pesquisa), direct observed (Expandir a Pesquisa), from observed (Expandir a Pesquisa)
genesca server » genes server (Expandir a Pesquisa), gene server (Expandir a Pesquisa), genes serve (Expandir a Pesquisa)
server cystic » nerve cystic (Expandir a Pesquisa), series cystic (Expandir a Pesquisa), serous cystic (Expandir a Pesquisa)
cystic ducts » cystic duct (Expandir a Pesquisa), cystic ductal (Expandir a Pesquisa)
j genesca » j genes (Expandir a Pesquisa), joan genesca (Expandir a Pesquisa)
13 first » 1 first (Expandir a Pesquisa), 19 first (Expandir a Pesquisa), 11 first (Expandir a Pesquisa)
cost 4d » cost 3d (Expandir a Pesquisa), cost 2d (Expandir a Pesquisa), cost 4 (Expandir a Pesquisa)
cost d » cost 3d (Expandir a Pesquisa), cost 2d (Expandir a Pesquisa), cost d8 (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: (( 13 first observed ((cost d) OR (cost 4d)) ) OR ( j genesca server cystic ducts ))~.
• "As palabras AND, OR e NOT podem gerar pesquisas incorrectas; tente utilizar aspas": "(( 13 first observed ((cost d) OR (cost 4d)) ) or ( j genesca server cystic ducts ))~".
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( 13 first observed ((cost d) OR (cost 4d)) ) or ( j genesca server cystic ducts ))*.