Talvez deva tentar algumas variações de ortografia:
methods complex » methods coupled (Expandir a Pesquisa), methods compared (Expandir a Pesquisa), methods computer (Expandir a Pesquisa)
complex vinh » complex ovine (Expandir a Pesquisa), complex via (Expandir a Pesquisa), complex vi (Expandir a Pesquisa)
kno carlos » knopf carlos (Expandir a Pesquisa), cano carlos (Expandir a Pesquisa), nino carlos (Expandir a Pesquisa)
carlos noa » carlos nodal (Expandir a Pesquisa), carlos nava (Expandir a Pesquisa), carlos nara (Expandir a Pesquisa)
5 methods » 5 methoxy (Expandir a Pesquisa)
vinh ngoc » dinh ngoc (Expandir a Pesquisa), minh ngoc (Expandir a Pesquisa), trinh ngoc (Expandir a Pesquisa)
3.5 nacl » 0.9 nacl (Expandir a Pesquisa), 3 nacl (Expandir a Pesquisa)
nacl kno » nacl nano (Expandir a Pesquisa), nacl en (Expandir a Pesquisa), nacl kcl (Expandir a Pesquisa)
l combs » e combs (Expandir a Pesquisa), _ combs (Expandir a Pesquisa), l comps (Expandir a Pesquisa)
colin » colon (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 a ) or ((( 5 methods complex vinh ngoc ) or ( 3.5 nacl kno carlos noa ))))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (( j l combs colin a ) OR ((( 5 methods complex vinh ngoc ) OR ( 3.5 nacl kno carlos noa )))).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( j l combs colin a ) or ((( 5 methods complex vinh ngoc ) or ( 3.5 nacl kno carlos noa ))))*.