Talvez deva tentar algumas variações de ortografia:
complex connections » complex connection (Expandir a Pesquisa), complex collections (Expandir a Pesquisa), complex infections (Expandir a Pesquisa)
connections a » connections _ (Expandir a Pesquisa), connections among (Expandir a Pesquisa), connections from (Expandir a Pesquisa)
cct complex » cst complex (Expandir a Pesquisa), fact complex (Expandir a Pesquisa), coat complex (Expandir a Pesquisa)
carlos nara » carlos lara (Expandir a Pesquisa), carlos nava (Expandir a Pesquisa), carlos jara (Expandir a Pesquisa)
mno carlos » magno carlos (Expandir a Pesquisa), cano carlos (Expandir a Pesquisa), nino carlos (Expandir a Pesquisa)
m coombs » m coombes (Expandir a Pesquisa), _ coombs (Expandir a Pesquisa), g coombs (Expandir a Pesquisa)
nacl mno » nacl kno (Expandir a Pesquisa), nacl nano (Expandir a Pesquisa), nacl en (Expandir a Pesquisa)
_ cct » _ ccl (Expandir a Pesquisa), _ cck (Expandir a Pesquisa), _ ccn (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 m coombs john n ) or ((( _ cct complex connections a ) or ( 3.5 nacl mno carlos nara ))))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (( j m coombs john n ) OR ((( _ cct complex connections a ) OR ( 3.5 nacl mno carlos nara )))).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( j m coombs john n ) or ((( _ cct complex connections a ) or ( 3.5 nacl mno carlos nara ))))*.