Talvez deva tentar algumas variações de ortografia:
computers changed » computers handheld (Expandir a Pesquisa), computers can (Expandir a Pesquisa)
nac56 complex » nacl complex (Expandir a Pesquisa), nav1.6 complex (Expandir a Pesquisa), smc6 complex (Expandir a Pesquisa)
complex tran » complex trans (Expandir a Pesquisa), complex than (Expandir a Pesquisa), complex trait (Expandir a Pesquisa)
a computers » a computer's (Expandir a Pesquisa), a computer (Expandir a Pesquisa), _ computers (Expandir a Pesquisa)
changed now » change now (Expandir a Pesquisa), changed how (Expandir a Pesquisa), changes now (Expandir a Pesquisa)
nail bob » nail bomb (Expandir a Pesquisa), naila boby (Expandir a Pesquisa), nail bed (Expandir a Pesquisa)
bob tran » bob van (Expandir a Pesquisa), bob dan (Expandir a Pesquisa), bob ryan (Expandir a Pesquisa)
3 nail » _ nail (Expandir a Pesquisa), a nail (Expandir a Pesquisa), 3 nacl (Expandir a Pesquisa)
ngoc » ngo (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: (((( 3 nail bob tran ngoc ) or ( 3 nac56 complex tran ngoc ))) or ( j a computers changed now ))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (((( 3 nail bob tran ngoc ) OR ( 3 nac56 complex tran ngoc ))) OR ( j a computers changed now )).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( 3 nail bob tran ngoc ) or ( 3 nac56 complex tran ngoc ))) or ( j a computers changed now ))*.