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 trap » complex tap (Expandir a Pesquisa), complex trait (Expandir a Pesquisa), complex trans (Expandir a Pesquisa)
najar carlos » nejar carlos (Expandir a Pesquisa), fajardo carlos (Expandir a Pesquisa), baltar carlos (Expandir a Pesquisa)
carlos juga » carlos juca (Expandir a Pesquisa), carlos kuga (Expandir a Pesquisa), carlos yugar (Expandir a Pesquisa)
nacl najar » al najar (Expandir a Pesquisa), nacl nabr (Expandir a Pesquisa)
colin new » coli new (Expandir a Pesquisa), colic new (Expandir a Pesquisa), colon new (Expandir a Pesquisa)
trap ngoc » tran ngoc (Expandir a Pesquisa), tram ngoc (Expandir a Pesquisa), trang ngoc (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)

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 colin new ) or ((( 5 methyl complex trap ngoc ) or ( 7.5 nacl najar carlos juga ))))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (( j l combs colin new ) OR ((( 5 methyl complex trap ngoc ) OR ( 7.5 nacl najar carlos juga )))).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( j l combs colin new ) or ((( 5 methyl complex trap ngoc ) or ( 7.5 nacl najar carlos juga ))))*.