Talvez deva tentar algumas variações de ortografia:
contra cancer » central cancer (Expandir a Pesquisa), control cancer (Expandir a Pesquisa), controls cancer (Expandir a Pesquisa)
cancer non » cancer new (Expandir a Pesquisa), cancer na (Expandir a Pesquisa), cancer novel (Expandir a Pesquisa)
fat amp » fat camp (Expandir a Pesquisa), mat amp (Expandir a Pesquisa), rat amp (Expandir a Pesquisa)
amp can » amp camp (Expandir a Pesquisa)
can now » can new (Expandir a Pesquisa), can non (Expandir a Pesquisa), can ngoc (Expandir a Pesquisa)
clamp a » clamp _ (Expandir a Pesquisa), clamp j (Expandir a Pesquisa)
a nayl » a nacl (Expandir a Pesquisa)
j nail » _ nail (Expandir a Pesquisa), a nail (Expandir a Pesquisa), 3 nail (Expandir a Pesquisa)
j fat » j fath (Expandir a Pesquisa), _ fat (Expandir a Pesquisa), a fat (Expandir a Pesquisa)
a now » a new (Expandir a Pesquisa), a non (Expandir a Pesquisa), _ now (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 fat amp can now ) or ((( ((a nayl) or (j nail)) clamp a now ) or ( j e contra cancer non ))))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (( j fat amp can now ) OR ((( ((a nayl) OR (j nail)) clamp a now ) OR ( j e contra cancer non )))).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( j fat amp can now ) or ((( ((a nayl) or (j nail)) clamp a now ) or ( j e contra cancer non ))))*.