Talvez deva tentar algumas variações de ortografia:
methyl complex » metal complex (Expandir a Pesquisa), method complex (Expandir a Pesquisa), methylase complex (Expandir a Pesquisa)
complex khanh » complex than (Expandir a Pesquisa), complex hand (Expandir a Pesquisa), complex change (Expandir a Pesquisa)
cano carlos » luciano carlos (Expandir a Pesquisa), casiano carlos (Expandir a Pesquisa), bacino carlos (Expandir a Pesquisa)
carlos nada » carlos nadaf (Expandir a Pesquisa), carlos nava (Expandir a Pesquisa), carlos nara (Expandir a Pesquisa)
khanh ngoc » phan ngoc (Expandir a Pesquisa)
nacl cano » nacl nano (Expandir a Pesquisa), nacl caso4 (Expandir a Pesquisa), nacl co (Expandir a Pesquisa)
7.5 nacl » 3.5 nacl (Expandir a Pesquisa), 0.9 nacl (Expandir a Pesquisa)
combs c » combs _ (Expandir a Pesquisa)
c need » c needs (Expandir a Pesquisa), _ need (Expandir a Pesquisa), a need (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 _ combs c need ) or ((( 5 methyl complex khanh ngoc ) or ( 7.5 nacl cano carlos nada ))))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (( j _ combs c need ) OR ((( 5 methyl complex khanh ngoc ) OR ( 7.5 nacl cano carlos nada )))).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( j _ combs c need ) or ((( 5 methyl complex khanh ngoc ) or ( 7.5 nacl cano carlos nada ))))*.