Talvez deva tentar algumas variações de ortografia:
mineral complex » several complex (Expandir a Pesquisa), central complex (Expandir a Pesquisa)
caso4 carlos » caso carlos (Expandir a Pesquisa), caro carlos (Expandir a Pesquisa), casal carlos (Expandir a Pesquisa)
complex trs » complex tris (Expandir a Pesquisa), complex tears (Expandir a Pesquisa), complex trans (Expandir a Pesquisa)
carlos novo » carlos nino (Expandir a Pesquisa), carlos nava (Expandir a Pesquisa), carlos neto (Expandir a Pesquisa)
nacl caso4 » nacl na2so4 (Expandir a Pesquisa)
5 mineral » 5 minimal (Expandir a Pesquisa)
trs ngoc » tran ngoc (Expandir a Pesquisa), tram ngoc (Expandir a Pesquisa), thi ngoc (Expandir a Pesquisa)
colin n » colin a (Expandir a Pesquisa), colin d (Expandir a Pesquisa), colin _ (Expandir a Pesquisa)
3 nacl » _ nacl (Expandir a Pesquisa), m nacl (Expandir a Pesquisa), 3.5 nacl (Expandir a Pesquisa)
j sex » _ sex (Expandir a Pesquisa), a sex (Expandir a Pesquisa), f sex (Expandir a Pesquisa)
combs » comes (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 sex combs colin n ) or ((( 5 mineral complex trs ngoc ) or ( 3 nacl caso4 carlos novo ))))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (( j sex combs colin n ) OR ((( 5 mineral complex trs ngoc ) OR ( 3 nacl caso4 carlos novo )))).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( j sex combs colin n ) or ((( 5 mineral complex trs ngoc ) or ( 3 nacl caso4 carlos novo ))))*.