হীরা উৎপাদনে বিশ্বে শীর্ষ কোন দেশ?

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    Oct 23, 2012 01:38 AM 2 Answers
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    AnswersBD Administrator Jul 20, 2014 08:24 PM
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    বতসোয়ানা………..

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    AnswersBD Administrator Nov 06, 2012 03:46 AM
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    হীরা উৎপাদনে বিশ্বের শীর্ষ দেশ হলো বতসোয়ানা ।

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