Talvez deva tentar algumas variações de ortografia:
hetero complex » heterocomplex _ (Expandir a Pesquisa), _ heterocomplex (Expandir a Pesquisa)
complex task » complex trait (Expandir a Pesquisa), complex than (Expandir a Pesquisa)
carlos nosek » carlos nojek (Expandir a Pesquisa), carlos noseda (Expandir a Pesquisa), carlos jose (Expandir a Pesquisa)
jain carlos » jair carlos (Expandir a Pesquisa), lain carlos (Expandir a Pesquisa), jaime carlos (Expandir a Pesquisa)
combs john » coombs john (Expandir a Pesquisa), coombes john (Expandir a Pesquisa), hobbs john (Expandir a Pesquisa)
john need » john reed (Expandir a Pesquisa), john neena (Expandir a Pesquisa), john neetu (Expandir a Pesquisa)
task bond » task bold (Expandir a Pesquisa), task board (Expandir a Pesquisa), task 2nd (Expandir a Pesquisa)
nacl jain » nacl thin (Expandir a Pesquisa)
5 hetero » _ hetero (Expandir a Pesquisa), a hetero (Expandir a Pesquisa), 2 hetero (Expandir a Pesquisa)
l combs » e combs (Expandir a Pesquisa), _ combs (Expandir a Pesquisa), l comps (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 combs john need ) or ((( 5 hetero complex task bond ) or ( 0.9 nacl jain carlos nosek ))))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (( j l combs john need ) OR ((( 5 hetero complex task bond ) OR ( 0.9 nacl jain carlos nosek )))).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( j l combs john need ) or ((( 5 hetero complex task bond ) or ( 0.9 nacl jain carlos nosek ))))*.