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Tabella 3.2 Relazioni fra i motori di ricerca [Tab02]
Service
Primary
Results
Sponsor
Links¹
BackFills²
PFP
Service³
Directory
Tweaked
By
4
AllTheWeb
5
Fast
Overture
Fast
ODP
AltaVista
AltaVista
Overture
AltaVista
LookSmart
AOL
Inktomi
6
Google Ad-
Words
Inktomi
ODP
Ask Jeeves
Teoma
Overture
8
Teoma / Ask
Jeeves
DirectHit /
ODP
BTLookSmart
BTLookSmart
Espotting /
BTLookSmart
Google
BTLookSmart
BTLookSmart
Espotting
Espotting
Espotting
Inktomi
Espotting
Google
Google
Google Ad-
Words
ODP
HotBot
Inktomi
Overture
Inktomi
ODP
DirectHit
Iwon
Inktomi
Overture
Inktomi
LookSmart
LookSmart
LookSmart
LookSmart
Inktomi
LookSmart /
Inktomi
LookSmart
Lycos
Fast
Overture
Fast
ODP
MSN
LookSmart -
Inktomi
Overture
Inktomi -
LookSmart
Inktomi -
LookSmart
LookSmart
DirectHit(?)
Netscape
7
Overture
Google
7
Overture
Google
ODP
ODP -
Dmoz.org
ODP
Overture
Overture
Overture
8
Inktomi
Overture
Teoma
Teoma
Overture
Teoma / Ask
Jeeves
ODP
DirectHit /
ODP
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