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Submitted on: 14 September 2009.
Revised on: 08 October 2009.
Accepted on: 04 November 2009.
NULL
Submitted on: 04 February 2000.
Revised on: 29 February 2000.
Accepted on: 14 March 2000.
Linguistic Research---KYUNGHEE UNIV, INST STUDY LANGUAGE & INFORMATION
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