Talvez deva tentar algumas variações de ortografia:
commutes caries » computer caries (Expandir a Pesquisa), communities varies (Expandir a Pesquisa), commuters barriers (Expandir a Pesquisa)
daily commutes » daily commute (Expandir a Pesquisa), daily computed (Expandir a Pesquisa), daily computer (Expandir a Pesquisa)
caries new » caries en (Expandir a Pesquisa), caries de (Expandir a Pesquisa), series new (Expandir a Pesquisa)
camp netw » camp near (Expandir a Pesquisa), camp nerf (Expandir a Pesquisa)
cana ngoc » can ngoc (Expandir a Pesquisa), van ngoc (Expandir a Pesquisa), anh ngoc (Expandir a Pesquisa)
test can » test case (Expandir a Pesquisa)
can cana » can canan (Expandir a Pesquisa), can can (Expandir a Pesquisa), can cane (Expandir a Pesquisa)
el amp » hel amp (Expandir a Pesquisa), el amm (Expandir a Pesquisa), el ama (Expandir a Pesquisa)
j test » j testa (Expandir a Pesquisa), j teat (Expandir a Pesquisa), j tett (Expandir a Pesquisa)
j el » j l (Expandir a Pesquisa), j e (Expandir a Pesquisa), j al (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: (( _ daily commutes caries new ) OR ((( j el amp camp netw ) OR ( j test can cana ngoc ))))~.
• "As palabras AND, OR e NOT podem gerar pesquisas incorrectas; tente utilizar aspas": "(( _ daily commutes caries new ) OR ((( j el amp camp netw ) OR ( j test can cana ngoc ))))".
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( _ daily commutes caries new ) OR ((( j el amp camp netw ) OR ( j test can cana ngoc ))))*.