| 摘要 |
A server machine includes a coordinating section which generates inquiry data representing a content of an inquiry from a user of the client machine, item data indicating a relation between the inquiry and an explanatory item in a manual of the client machine, database in which a user ID identifying a user and count data representing a number of times of the inquiry, and receives an instruction signal instructing transmission of the count data from the client machine to transmit the count data, and the client machine includes a manual storage section storing manual data and a manual manager section which change an arrangement order of each of the explanatory items according to the number of times represented by the count data.
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