Talvez deva tentar algumas variações de ortografia:
metal complex » metal complexes (Expandir a Pesquisa)
complex tras » complex trans (Expandir a Pesquisa), complex tris (Expandir a Pesquisa), complex trs (Expandir a Pesquisa)
carlos jane » carlos jarne (Expandir a Pesquisa), carlon jane (Expandir a Pesquisa), carlos jaenes (Expandir a Pesquisa)
mar carlos » mir carlos (Expandir a Pesquisa), mario carlos (Expandir a Pesquisa), maria carlos (Expandir a Pesquisa)
tras ngoc » tran ngoc (Expandir a Pesquisa), tram ngoc (Expandir a Pesquisa), trang ngoc (Expandir a Pesquisa)
icon new » bacon new (Expandir a Pesquisa), oxon new (Expandir a Pesquisa), icon fes (Expandir a Pesquisa)
3.5 nacl » 0.9 nacl (Expandir a Pesquisa), 3 nacl (Expandir a Pesquisa)
nacl mar » nacl nabr (Expandir a Pesquisa), nacl meat (Expandir a Pesquisa), nacl para (Expandir a Pesquisa)
l combs » e combs (Expandir a Pesquisa), _ combs (Expandir a Pesquisa), l comps (Expandir a Pesquisa)
5 metal » 5 metil (Expandir a Pesquisa), 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 l combs icon new ) or ((( 5 metal complex tras ngoc ) or ( 3.5 nacl mar carlos jane ))))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (( j l combs icon new ) OR ((( 5 metal complex tras ngoc ) OR ( 3.5 nacl mar carlos jane )))).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( j l combs icon new ) or ((( 5 metal complex tras ngoc ) or ( 3.5 nacl mar carlos jane ))))*.