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Hsieh-Yee, I.: Search tactics of Web users in searching for texts, graphics, known items and subjects : a search simulation study (1998)
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Drabenstott, K.M.: Web search strategies (2000)
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Lucas, W.; Topi, H.: Form and function : the impact of query term and operator usage on Web search results (2002)
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Pu, H.-T.; Chuang, S.-L.; Yang, C.: Subject categorization of query terms for exploring Web users' search interests (2002)
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