Talvez deva tentar algumas variações de ortografia:
methoxy complex » methods complex (Expandir a Pesquisa), method complex (Expandir a Pesquisa), methanol complex (Expandir a Pesquisa)
complex trieu » complex trial (Expandir a Pesquisa), complex tree (Expandir a Pesquisa), complex trex (Expandir a Pesquisa)
combs colic » combs colin (Expandir a Pesquisa), combe colin (Expandir a Pesquisa)
nabr carlos » najar carlos (Expandir a Pesquisa), nader carlos (Expandir a Pesquisa), jair carlos (Expandir a Pesquisa)
trieu ngoc » tieu ngoc (Expandir a Pesquisa), trieu ngoa (Expandir a Pesquisa), trinh ngoc (Expandir a Pesquisa)
carlos now » carlos noa (Expandir a Pesquisa), carlos noe (Expandir a Pesquisa), carlos novo (Expandir a Pesquisa)
colic new » coli new (Expandir a Pesquisa), colic n (Expandir a Pesquisa), colic re (Expandir a Pesquisa)
nacl nabr » nacl kbr (Expandir a Pesquisa), nacl nano (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 colic new ) OR ((( 5 methoxy complex trieu ngoc ) OR ( m nacl nabr carlos now ))))~.
• "As palabras AND, OR e NOT podem gerar pesquisas incorrectas; tente utilizar aspas": "(( j l combs colic new ) OR ((( 5 methoxy complex trieu ngoc ) OR ( m nacl nabr carlos now ))))".
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( j l combs colic new ) OR ((( 5 methoxy complex trieu ngoc ) OR ( m nacl nabr carlos now ))))*.