jadt 2002 6 es journées internationales d analyse statistique des données textuelles 33 g56g86g68g74g72g86g3g71g72g86g3g80g82g87g72g88g85g86g3g71g72g3g85g72g70g75g72g85g70g75g72g3g29 g88g81g72g3g68g83g83g85g82g70g75g72g3g70g72g81g87g85g112g72g3g88g87g76g79g76g86g68g87g72g88g85g86 houssem assadi valérie beaudouin france télécom r&d dih uce 38 40 rue du général leclerc 92794 issy les moulineaux cedex 9 fax 0 1 45 29 01 06 e mail valerie rd francetelecom com g36g69g86g87g85g68g70g87 search engines hold an important place in internet users activity this is confirmed by both user surveys and web rating services paper we present the results of a study uses 1140 french panel during whole 2000 year our shows that use profiles are distinctly different contents indexed those sought vary from engine to another apparently take advantage diversity jointly using several exploratory approach or selecting best fit their centers interest also obtained precise description complexity factors information seeking sessions requests g53g112g86g88g80g112 moteurs de recherche tiennent une importante dans l activité internautes ceci est confirmé aussi
