Talvez deva tentar algumas variações de ortografia:
complex trieu » complex trial (Expandir a Pesquisa), complex tree (Expandir a Pesquisa), complex trex (Expandir a Pesquisa)
metal complex » metal complexes (Expandir a Pesquisa)
fidel carlos » miguel carlos (Expandir a Pesquisa), michel carlos (Expandir a Pesquisa), wendel carlos (Expandir a Pesquisa)
carlos noda » carlos nodal (Expandir a Pesquisa), carlos noa (Expandir a Pesquisa), carlos nava (Expandir a Pesquisa)
combs john » coombs john (Expandir a Pesquisa), coombes john (Expandir a Pesquisa), hobbs john (Expandir a Pesquisa)
trieu ngoa » trieu ngoc (Expandir a Pesquisa), thieu nga (Expandir a Pesquisa), tieu ngoc (Expandir a Pesquisa)
nacl fidel » nacl model (Expandir a Pesquisa)
john net » john new (Expandir a Pesquisa), john neetu (Expandir a Pesquisa), john asnet (Expandir a Pesquisa)
7.5 nacl » 3.5 nacl (Expandir a Pesquisa), 0.9 nacl (Expandir a Pesquisa)
l combs » e combs (Expandir a Pesquisa), _ combs (Expandir a Pesquisa), l comps (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 l combs john net ) or ((( 5 metal complex trieu ngoa ) or ( 7.5 nacl fidel carlos noda ))))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (( j l combs john net ) OR ((( 5 metal complex trieu ngoa ) OR ( 7.5 nacl fidel carlos noda )))).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( j l combs john net ) or ((( 5 metal complex trieu ngoa ) or ( 7.5 nacl fidel carlos noda ))))*.