Talvez deva tentar algumas variações de ortografia:
complex tien » complex times (Expandir a Pesquisa), complex than (Expandir a Pesquisa), complex time (Expandir a Pesquisa)
carlos nejar » carlos negrao (Expandir a Pesquisa), carlos nava (Expandir a Pesquisa)
set complex » set1 complex (Expandir a Pesquisa), yet complex (Expandir a Pesquisa), onset complex (Expandir a Pesquisa)
naoh carlos » naoh carbon (Expandir a Pesquisa), rath carlos (Expandir a Pesquisa), bloch carlos (Expandir a Pesquisa)
tien ngoc » tran ngoc (Expandir a Pesquisa), tuan ngoc (Expandir a Pesquisa), diep ngoc (Expandir a Pesquisa)
nacl naoh » nacl nabr (Expandir a Pesquisa), nacl nano (Expandir a Pesquisa)
l cooper » j cooper (Expandir a Pesquisa), m cooper (Expandir a Pesquisa)
0.9 nacl » 3.5 nacl (Expandir a Pesquisa)
5 set » 5 sets (Expandir a Pesquisa), _ set (Expandir a Pesquisa), a set (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 cooper james a ) or ((( 5 set complex tien ngoc ) or ( 0.9 nacl naoh carlos nejar ))))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (( j l cooper james a ) OR ((( 5 set complex tien ngoc ) OR ( 0.9 nacl naoh carlos nejar )))).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( j l cooper james a ) or ((( 5 set complex tien ngoc ) or ( 0.9 nacl naoh carlos nejar ))))*.