Talvez deva tentar algumas variações de ortografia:
compass cancer » combats cancer (Expandir a Pesquisa), compare cancer (Expandir a Pesquisa), complex cancer (Expandir a Pesquisa)
snails complex » snail complex (Expandir a Pesquisa), snail1 complex (Expandir a Pesquisa), nail complex (Expandir a Pesquisa)
cooper plans » cooper plant (Expandir a Pesquisa), cooper alan (Expandir a Pesquisa), cooper lane (Expandir a Pesquisa)
complex than » complex trait (Expandir a Pesquisa)
nail compass » nail company (Expandir a Pesquisa), pair compass (Expandir a Pesquisa), brain compass (Expandir a Pesquisa)
plans new » plants new (Expandir a Pesquisa), plans de (Expandir a Pesquisa), plans et (Expandir a Pesquisa)
do snails » _ snails (Expandir a Pesquisa)
i cooper » _ cooper (Expandir a Pesquisa)
3 nail » _ nail (Expandir a Pesquisa), a nail (Expandir a Pesquisa), 3 nacl (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": "(( j i cooper plans new ) OR ((( do snails complex than non ) OR ( 3 nail compass cancer new ))))~".
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( j i cooper plans new ) OR ((( do snails complex than non ) OR ( 3 nail compass cancer new ))))*.