Talvez deva tentar algumas variações de ortografia:
methyl complex » metal complex (Expandir a Pesquisa), method complex (Expandir a Pesquisa), methylase complex (Expandir a Pesquisa)
complex metal » complex mental (Expandir a Pesquisa), complex metallic (Expandir a Pesquisa), complex medical (Expandir a Pesquisa)
comas colon » combat colon (Expandir a Pesquisa), comas solo (Expandir a Pesquisa), comas calonge (Expandir a Pesquisa)
carlos jara » carlos lara (Expandir a Pesquisa), carlos carla (Expandir a Pesquisa), carlos juca (Expandir a Pesquisa)
colon need » common need (Expandir a Pesquisa), coli need (Expandir a Pesquisa), colon new (Expandir a Pesquisa)
metal ngoc » metal nao (Expandir a Pesquisa), metal nox (Expandir a Pesquisa), metal angola (Expandir a Pesquisa)
abr carlos » abreu carlos (Expandir a Pesquisa), abril carlos (Expandir a Pesquisa), abrao carlos (Expandir a Pesquisa)
nacl abr » nacl nabr (Expandir a Pesquisa), nacl kbr (Expandir a Pesquisa), nacl a (Expandir a Pesquisa)
l comas » l comps (Expandir a Pesquisa), l comeau (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 comas colon need ) or ((( 5 methyl complex metal ngoc ) or ( 0.9 nacl abr carlos jara ))))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (( j l comas colon need ) OR ((( 5 methyl complex metal ngoc ) OR ( 0.9 nacl abr carlos jara )))).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( j l comas colon need ) or ((( 5 methyl complex metal ngoc ) or ( 0.9 nacl abr carlos jara ))))*.