Podríeu intentar variants ortogràfiques:
"j acm computer models now" » "j acm computer model now" (Ampliar cerca), "j acm computer modeling now" (Ampliar cerca), "j acm computer modelling now" (Ampliar cerca), "j um computer models now" (Ampliar cerca), "j uym computer models now" (Ampliar cerca), "j cam computer models now" (Ampliar cerca), "j acm computer models know" (Ampliar cerca), "j acm computer models new" (Ampliar cerca), "j acm computer modern now" (Ampliar cerca), "_ acm computer models now" (Ampliar cerca), "j aim computer models now" (Ampliar cerca), "j alm computer models now" (Ampliar cerca)
"j und computer code now" » "j und computer model now" (Ampliar cerca), "j und computer crime now" (Ampliar cerca), "j under computer code now" (Ampliar cerca), "j 3d computer code now" (Ampliar cerca), "j cad computer code now" (Ampliar cerca), "j und computer code new" (Ampliar cerca), "j und computer code nol" (Ampliar cerca), "j und computer code non" (Ampliar cerca), "sj und computer code now" (Ampliar cerca), "_ und computer code now" (Ampliar cerca), "2 und computer code now" (Ampliar cerca)
"d aix computers a now" » "d aix computer a now" (Ampliar cerca), "d aids computers a now" (Ampliar cerca), "d a computers a now" (Ampliar cerca), "d aix computers _ now" (Ampliar cerca), "_ aix computers a now" (Ampliar cerca), "d aix computers a new" (Ampliar cerca), "d aix computers a non" (Ampliar cerca)

També podeu provar:

• Europeana
• Digital Public Library of America
• CORE

Podeu obtenir més resultats si afineu la vostra cerca.

• Si voleu fer servir operadors booleans, han d'estar en majúscules: (((("j und computer code now") OR ("j acm computer models now"))) OR ("d aix computers a now"))~.
• Si elimineu les cometes podeu ampliar la cerca: (((( j und computer code now ) or ( j acm computer models now ))) or ( d aix computers a now ))~.
• Si afegiu un truncament podeu recuperar més registres: (((("j und computer code now") or ("j acm computer models now"))) or ("d aix computers a now"))*.