Talvez deva tentar algumas variações de ortografia:
pulse system » base system (Expandir a Pesquisa), case system (Expandir a Pesquisa), dose system (Expandir a Pesquisa)
finger pulse » finger paul (Expandir a Pesquisa)
denham nerve » dental nerve (Expandir a Pesquisa), dental nerves (Expandir a Pesquisa), dentin nerve (Expandir a Pesquisa)
bett drive » belt drive (Expandir a Pesquisa), bet drive (Expandir a Pesquisa), beta driven (Expandir a Pesquisa)
system des » system der (Expandir a Pesquisa), system de (Expandir a Pesquisa), system design (Expandir a Pesquisa)
nerve cat » nerve can (Expandir a Pesquisa), nerve ct (Expandir a Pesquisa), nerve cut (Expandir a Pesquisa)
j finger » a finger (Expandir a Pesquisa), 2 finger (Expandir a Pesquisa), g finger (Expandir a Pesquisa)
l denham » d denham (Expandir a Pesquisa), a denham (Expandir a Pesquisa), l dengan (Expandir a Pesquisa)
cat dis » cat did (Expandir a Pesquisa), cat diets (Expandir a Pesquisa), cat bias (Expandir a Pesquisa)
j bett » j betts (Expandir a Pesquisa), j beth (Expandir a Pesquisa), j beta (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 bett drive system des ) or ( j finger pulse system des ))) or ( l denham nerve cat dis ))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (((( j bett drive system des ) OR ( j finger pulse system des ))) OR ( l denham nerve cat dis )).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( j bett drive system des ) or ( j finger pulse system des ))) or ( l denham nerve cat dis ))*.