Talvez deva tentar algumas variações de ortografia:
methods complex » methods coupled (Expandir a Pesquisa), methods compared (Expandir a Pesquisa), methods computer (Expandir a Pesquisa)
fajardo carlos » fajardo cavazos (Expandir a Pesquisa), fajardo carmen (Expandir a Pesquisa)
complex trieu » complex trial (Expandir a Pesquisa), complex tree (Expandir a Pesquisa), complex trex (Expandir a Pesquisa)
nacl fajardo » raul fajardo (Expandir a Pesquisa), paola fajardo (Expandir a Pesquisa), angel fajardo (Expandir a Pesquisa)
trieu ngoc » tieu ngoc (Expandir a Pesquisa), trieu ngoa (Expandir a Pesquisa), trinh ngoc (Expandir a Pesquisa)
carlos nad » carlos nardi (Expandir a Pesquisa), carlos nadaf (Expandir a Pesquisa), carlos nava (Expandir a Pesquisa)
comps los » comps la (Expandir a Pesquisa)
5 methods » 5 methoxy (Expandir a Pesquisa)
3.5 nacl » 0.9 nacl (Expandir a Pesquisa), 3 nacl (Expandir a Pesquisa)
l comps » m comps (Expandir a Pesquisa)
los net » loss net (Expandir a Pesquisa), los neo (Expandir a Pesquisa), los new (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 comps los net ) or ((( 5 methods complex trieu ngoc ) or ( 3.5 nacl fajardo carlos nad ))))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (( j l comps los net ) OR ((( 5 methods complex trieu ngoc ) OR ( 3.5 nacl fajardo carlos nad )))).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( j l comps los net ) or ((( 5 methods complex trieu ngoc ) or ( 3.5 nacl fajardo carlos nad ))))*.