Talvez deva tentar algumas variações de ortografia:
metil complex » metal complex (Expandir a Pesquisa), metals complex (Expandir a Pesquisa), met complex (Expandir a Pesquisa)
complex tuyen » complex tuber (Expandir a Pesquisa), complex tunes (Expandir a Pesquisa), complex tuning (Expandir a Pesquisa)
case carlos » kase carlos (Expandir a Pesquisa), caso carlos (Expandir a Pesquisa), casa carlos (Expandir a Pesquisa)
carlos nine » carlos nino (Expandir a Pesquisa), carlos mine (Expandir a Pesquisa), carlos gine (Expandir a Pesquisa)
tuyen ngoc » nguyen ngoc (Expandir a Pesquisa), tuan ngoc (Expandir a Pesquisa), yen ngoc (Expandir a Pesquisa)
nacl case » nacl based (Expandir a Pesquisa), nacl taste (Expandir a Pesquisa), nacl caso4 (Expandir a Pesquisa)
3.5 nacl » 0.9 nacl (Expandir a Pesquisa), 3 nacl (Expandir a Pesquisa)
e combs » sex combs (Expandir a Pesquisa)
combs c » combs _ (Expandir a Pesquisa)
c notes » pc notes (Expandir a Pesquisa), _ notes (Expandir a Pesquisa), c nones (Expandir a Pesquisa)
5 metil » 5 methyl (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 e combs c notes ) or ((( 5 metil complex tuyen ngoc ) or ( 3.5 nacl case carlos nine ))))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (( j e combs c notes ) OR ((( 5 metil complex tuyen ngoc ) OR ( 3.5 nacl case carlos nine )))).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( j e combs c notes ) or ((( 5 metil complex tuyen ngoc ) or ( 3.5 nacl case carlos nine ))))*.