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ABSTRACT
affected
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2015
pre
SMAN
2014
score
sampling
yudistira
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department
data
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university
divided
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test
bandar
thesi
degree
showed
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mean
effect
applying
taught
word
result
text
medan
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writing
post
language
analyzed
model
study
english
art
2103121019
conducted
SPSS
two
XI
year
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freedom
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simalungun
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