Submitted on: 04 August 2013.
Revised on: 19 October 2013.
Accepted on: 15 December 2013.
___________________Journal of Quantitative Linguistics
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Submitted on: 20 November 2005.
Revised on: 17 December 2005.
Accepted on: 14 February 2006.
___________________Journal of Quantitative Linguistics
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Submitted on: 31 December 2016.
Revised on: 17 February 2017.
Accepted on: 11 April 2017.
___________________Journal of Quantitative Linguistics
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