0714 820 596 channa asela teacher, s. thomas’college, mt ...0714 820 596 channa asela teacher, s....

0714 820 596 Channa Asela www.OLscience.com

Teacher, S. Thomas’College, Mt. Lavinia

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2008

2009

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2009

2010




P a g e 3

2011

2012




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2012 Part B 6

2013




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2013 Part A




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2013 Part A 2




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2014




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2014 Part A 2




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2015




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2016




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2016 Part A




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2017




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2017 Part A




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2018




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2018 Part A




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2019




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