Talvez deva tentar algumas variações de ortografia:
coomber jason » coombes jason (Expandir a Pesquisa), cooper jason (Expandir a Pesquisa), coombs jason (Expandir a Pesquisa)
complex than » complex trait (Expandir a Pesquisa)
caso4 carlos » caso carlos (Expandir a Pesquisa), caro carlos (Expandir a Pesquisa), casal carlos (Expandir a Pesquisa)
msl complex » cell complex (Expandir a Pesquisa)
nacl caso4 » nacl na2so4 (Expandir a Pesquisa)
carlos noa » carlos nodal (Expandir a Pesquisa), carlos nava (Expandir a Pesquisa), carlos nara (Expandir a Pesquisa)
l coomber » l cooper (Expandir a Pesquisa), k coombes (Expandir a Pesquisa)
jason bos » jason boo (Expandir a Pesquisa), jason bs (Expandir a Pesquisa), jason bond (Expandir a Pesquisa)
than ngoc » thanh ngoc (Expandir a Pesquisa), thuan ngoc (Expandir a Pesquisa), tran ngoc (Expandir a Pesquisa)
e msl » e mal (Expandir a Pesquisa), _ msl (Expandir a Pesquisa), e mst (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 coomber jason bos ) OR ((( e msl complex than ngoc ) OR ( 0.9 nacl caso4 carlos noa ))))~.
• "As palabras AND, OR e NOT podem gerar pesquisas incorrectas; tente utilizar aspas": "(( j l coomber jason bos ) OR ((( e msl complex than ngoc ) OR ( 0.9 nacl caso4 carlos noa ))))".
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( j l coomber jason bos ) OR ((( e msl complex than ngoc ) OR ( 0.9 nacl caso4 carlos noa ))))*.