Talvez deva tentar algumas variações de ortografia:
computer models » computer model (Expandir a Pesquisa), computer modeling (Expandir a Pesquisa), computer modelling (Expandir a Pesquisa)
nat2 computer » nature computer (Expandir a Pesquisa), latex computer (Expandir a Pesquisa), a computer (Expandir a Pesquisa)
work compared » worse compared (Expandir a Pesquisa), week compared (Expandir a Pesquisa), workers compared (Expandir a Pesquisa)
compared law » compared a (Expandir a Pesquisa), compared _ (Expandir a Pesquisa), company law (Expandir a Pesquisa)
rat compare » rat compared (Expandir a Pesquisa), rate compare (Expandir a Pesquisa), rats compare (Expandir a Pesquisa)
models non » model non (Expandir a Pesquisa), modes non (Expandir a Pesquisa), modelli non (Expandir a Pesquisa)
compare a » compare _ (Expandir a Pesquisa)
law note » law notes (Expandir a Pesquisa), law noise (Expandir a Pesquisa)
a work » a word (Expandir a Pesquisa)
a rat » _ rat (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: (( 2 nat2 computer models non ) or ((( a work compared law note ) or ( a rat compare a new ))))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (( 2 nat2 computer models non ) OR ((( a work compared law note ) OR ( a rat compare a new )))).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( 2 nat2 computer models non ) or ((( a work compared law note ) or ( a rat compare a new ))))*.