2. The computer-implemented method of claim 1 , the first classification process comprising: comparing the first constituent part with a first part included in the accessed pattern; and determining whether the first constituent part corresponds to the accessed pattern, based on the comparison results.
2. The computer-implemented method of claim 1 , the first classification process comprising: comparing the first constituent part with a first part included in the accessed pattern; and determining whether the first constituent part corresponds to the accessed pattern, based on the comparison results. 3. The computer-implemented method of claim 2 , the first classification process further comprising: comparing the second constituent part with a second part included in the accessed pattern; determining whether the second constituent part corresponds to the accessed pattern, based on the comparison results; and in response to determining that the first constituent part and the second constituent part correspond to the accessed pattern, identifying the at least one category that is associated with the pattern as the first category associated with the received query phrase.