Talvez deva tentar algumas variações de ortografia:
clamped snail » clamped squid (Expandir a Pesquisa)
nail clamped » wall clamped (Expandir a Pesquisa), while clamped (Expandir a Pesquisa), a clamped (Expandir a Pesquisa)
natural com » natural como (Expandir a Pesquisa), natural co (Expandir a Pesquisa)
snail cornu » snail conus (Expandir a Pesquisa)
e natural » e naturali (Expandir a Pesquisa), e naturais (Expandir a Pesquisa)
coil hong » coil how (Expandir a Pesquisa)
hong ngoc » hoang ngoc (Expandir a Pesquisa), phuong ngoc (Expandir a Pesquisa), duong ngoc (Expandir a Pesquisa)
com than » com thays (Expandir a Pesquisa), com thais (Expandir a Pesquisa), room than (Expandir a Pesquisa)
ed coil » head coil (Expandir a Pesquisa), lead coil (Expandir a Pesquisa), rod coil (Expandir a Pesquisa)
j ed » j e (Expandir a Pesquisa), j d (Expandir a Pesquisa), j et (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: (( e natural com than non ) or ((( a nail clamped snail cornu ) or ( j ed coil hong ngoc ))))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (( e natural com than non ) OR ((( a nail clamped snail cornu ) OR ( j ed coil hong ngoc )))).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( e natural com than non ) or ((( a nail clamped snail cornu ) or ( j ed coil hong ngoc ))))*.