group of 27 of the group of 77 of the preparatory committee for the united nations conference on science and technology for development يبدو
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- group of 27 of the group of 77 of the preparatory committee for the united nations conference on science and technology for development معنى: مجموعة الـ 27 لمجموعة الـ 77 المعنية بالعلم والتكنولوجيا
