Talvez deva tentar algumas variações de ortografia:
complex than » complex trait (Expandir a Pesquisa)
nail complex » snail complex (Expandir a Pesquisa), tail complex (Expandir a Pesquisa), nacl complex (Expandir a Pesquisa)
compr can » comp can (Expandir a Pesquisa), computer can (Expandir a Pesquisa), compared can (Expandir a Pesquisa)
atf camp » atp camp (Expandir a Pesquisa), auto camp (Expandir a Pesquisa), a camp (Expandir a Pesquisa)
can net » can next (Expandir a Pesquisa), can new (Expandir a Pesquisa), dan net (Expandir a Pesquisa)
a newly » _ newly (Expandir a Pesquisa)
j natl » _ natl (Expandir a Pesquisa), j nat (Expandir a Pesquisa), j natali (Expandir a Pesquisa)
camp a » camp _ (Expandir a Pesquisa)
j nail » a nail (Expandir a Pesquisa), 3 nail (Expandir a Pesquisa), 5 nail (Expandir a Pesquisa)
j atf » _ atf (Expandir a Pesquisa), 1 atf (Expandir a Pesquisa), 2 atf (Expandir a Pesquisa)

You can also try:

• Europeana
• Digital Public Library of America
• CORE

Pode obter mais resultados ajustando a pesquisa.

• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (((( j natl compr can net ) OR ( j atf camp a newly ))) OR ( j nail complex than non ))~.
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( j natl compr can net ) or ( j atf camp a newly ))) or ( j nail complex than non ))*.