Talvez deva tentar algumas variações de ortografia:
mineral complex » several complex (Expandir a Pesquisa), central complex (Expandir a Pesquisa)
complex tien » complex times (Expandir a Pesquisa), complex than (Expandir a Pesquisa), complex time (Expandir a Pesquisa)
caso4 carlos » caso carlos (Expandir a Pesquisa), caro carlos (Expandir a Pesquisa), casal carlos (Expandir a Pesquisa)
copps john » coppin john (Expandir a Pesquisa), apps john (Expandir a Pesquisa), lopes john (Expandir a Pesquisa)
nacl caso4 » nacl na2so4 (Expandir a Pesquisa)
carlos noe » carlos noel (Expandir a Pesquisa), carlos noa (Expandir a Pesquisa), carlos nojek (Expandir a Pesquisa)
john noel » john joel (Expandir a Pesquisa), john nigel (Expandir a Pesquisa), john neil (Expandir a Pesquisa)
tien ngoc » thien ngoc (Expandir a Pesquisa), tuyen ngoc (Expandir a Pesquisa), tran ngoc (Expandir a Pesquisa)
l copps » l copp (Expandir a Pesquisa), _ copps (Expandir a Pesquisa), l coppel (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 copps john noel ) or ((( _ mineral complex tien ngoc ) or ( 0.9 nacl caso4 carlos noe ))))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (( j l copps john noel ) OR ((( _ mineral complex tien ngoc ) OR ( 0.9 nacl caso4 carlos noe )))).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( j l copps john noel ) or ((( _ mineral complex tien ngoc ) or ( 0.9 nacl caso4 carlos noe ))))*.