Talvez deva tentar algumas variações de ortografia:
dental computer » dental computed (Expandir a Pesquisa), digital computer (Expandir a Pesquisa), annual computer (Expandir a Pesquisa)
nail companies » oil companies (Expandir a Pesquisa), retail companies (Expandir a Pesquisa), small companies (Expandir a Pesquisa)
compared laws » compared law (Expandir a Pesquisa), compared less (Expandir a Pesquisa), compiled laws (Expandir a Pesquisa)
nat compared » fat compared (Expandir a Pesquisa), rat compared (Expandir a Pesquisa), cat compared (Expandir a Pesquisa)
companies a » companies _ (Expandir a Pesquisa)
computer a » computer _ (Expandir a Pesquisa)
laws how » laws h (Expandir a Pesquisa), laws do (Expandir a Pesquisa)
3 nail » _ nail (Expandir a Pesquisa), a nail (Expandir a Pesquisa), 3 nacl (Expandir a Pesquisa)
a non » _ non (Expandir a Pesquisa)
j nat » j nart (Expandir a Pesquisa), _ nat (Expandir a Pesquisa), e nat (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: (( a dental computer a new ) or ((( 3 nail companies a non ) or ( j nat compared laws how ))))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (( a dental computer a new ) OR ((( 3 nail companies a non ) OR ( j nat compared laws how )))).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( a dental computer a new ) or ((( 3 nail companies a non ) or ( j nat compared laws how ))))*.