Talvez deva tentar algumas variações de ortografia:
complex trieu » complex trial (Expandir a Pesquisa), complex tree (Expandir a Pesquisa), complex trex (Expandir a Pesquisa)
carlos zavala » carlos ayala (Expandir a Pesquisa), carlos zapata (Expandir a Pesquisa), cortes zavala (Expandir a Pesquisa)
oil complex » cell complex (Expandir a Pesquisa)
nacl bacino » nel bacino (Expandir a Pesquisa)
trieu ngoc » tieu ngoc (Expandir a Pesquisa), trieu ngoa (Expandir a Pesquisa), trinh ngoc (Expandir a Pesquisa)
7.5 nacl » 3.5 nacl (Expandir a Pesquisa), 7.2 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)
combs c » combs _ (Expandir a Pesquisa)
c nee » c need (Expandir a Pesquisa), c neel (Expandir a Pesquisa), c neu (Expandir a Pesquisa)
5 oil » _ oil (Expandir a Pesquisa), 5 il (Expandir a Pesquisa), l oil (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 c nee ) or ((( 5 oil complex trieu ngoc ) or ( 7.5 nacl bacino carlos zavala ))))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (( j l combs c nee ) OR ((( 5 oil complex trieu ngoc ) OR ( 7.5 nacl bacino carlos zavala )))).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( j l combs c nee ) or ((( 5 oil complex trieu ngoc ) or ( 7.5 nacl bacino carlos zavala ))))*.