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YuBon

Joined 20 April 2007

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Hello! I am interest in education, imafomatics, social science.

Retrieved from "https://en.wikipedia.org/w/index.php?title=User:YuBon&oldid=124305370"

Last edited on 20 April 2007, at 07:34

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This page was last edited on 20 April 2007, at 07:34 (UTC).
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