Thank you, Mrs. engraved designs scent Chuang to keep help facilitate the completion well and thank those involved for all teachers, friends, the morale of this author Thank you parents and teachers and people. patron people who have learned to sacrifice funds are supported by a market study and build basic education and encouragement in this work, Thank you to all those involved who did not mention the name. herein, and hoped that the project will be useful to those interested. And those related to
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