Revert "add thachkieu file"

This reverts commit 2c468806fab06ee12b442dcfba3f9d460841f7b9.
Revert "remove TN 3"

This reverts commit a484e392104c51346c878724539430230c162101.
Revert "Project 01"

This reverts commit 758a67e9aec56244d6580fb1f73dfb45da04d1c9.
Revert "Revert "Project 01""

This reverts commit 089ccf4952b539e1e57ed2c88916cbd7d2273c0a.