Talvez deva tentar algumas variações de ortografia:
compared case » compared cases (Expandir a Pesquisa), compare care (Expandir a Pesquisa), compared can (Expandir a Pesquisa)
snail complex » snail1 complex (Expandir a Pesquisa), snails complex (Expandir a Pesquisa), nail complex (Expandir a Pesquisa)
complex virus » complex versus (Expandir a Pesquisa), simplex virus (Expandir a Pesquisa), complex visual (Expandir a Pesquisa)
cao compared » care compared (Expandir a Pesquisa), faso compared (Expandir a Pesquisa), ago compared (Expandir a Pesquisa)
virus now » virus non (Expandir a Pesquisa), virus new (Expandir a Pesquisa), viruses now (Expandir a Pesquisa)
case new » cases new (Expandir a Pesquisa), cause new (Expandir a Pesquisa), caste new (Expandir a Pesquisa)
b snail » _ snail (Expandir a Pesquisa), a snail (Expandir a Pesquisa)
j cao » _ cao (Expandir a Pesquisa), y cao (Expandir a Pesquisa), o cao (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: (( j cao compared case new ) or ( b snail complex virus now ))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (( j cao compared case new ) OR ( b snail complex virus now )).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( j cao compared case new ) or ( b snail complex virus now ))*.