Talvez deva tentar algumas variações de ortografia:
metal complex » metal complexes (Expandir a Pesquisa)
complex maine » complex marine (Expandir a Pesquisa), complex maize (Expandir a Pesquisa), complex machine (Expandir a Pesquisa)
carlos nara » carlos lara (Expandir a Pesquisa), carlos nava (Expandir a Pesquisa), carlos jara (Expandir a Pesquisa)
maine ngoc » mai ngoc (Expandir a Pesquisa)
can carlos » cano carlos (Expandir a Pesquisa), chan carlos (Expandir a Pesquisa), san carlos (Expandir a Pesquisa)
3.5 nacl » 0.9 nacl (Expandir a Pesquisa)
nacl can » nacl nano (Expandir a Pesquisa), nacl cacl (Expandir a Pesquisa), nacl en (Expandir a Pesquisa)
e combs » sex combs (Expandir a Pesquisa)
colin n » colin a (Expandir a Pesquisa), colin d (Expandir a Pesquisa), colin _ (Expandir a Pesquisa)
5 metal » 5 methyl (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 e combs colin n ) or ((( 5 metal complex maine ngoc ) or ( 3.5 nacl can carlos nara ))))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (( j e combs colin n ) OR ((( 5 metal complex maine ngoc ) OR ( 3.5 nacl can carlos nara )))).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( j e combs colin n ) or ((( 5 metal complex maine ngoc ) or ( 3.5 nacl can carlos nara ))))*.