* Add Android courses to the list of free courses in Vietnamese
* Add ASP courses to the list of free courses in Vietnamese
* Add Assembly courses to the list of free courses in Vietnamese
* Add AutoIt courses to the list of free courses in Vietnamese
* Add Bash courses to the list of free courses in Vietnamese
* Add C courses to the list of free courses in Vietnamese
* Add C++ courses to the list of free courses in Vietnamese
* Add C++ index to the list of free courses in Vietnamese
* Add C# courses to the list of free courses in Vietnamese
* Add Cấu trúc dữ liệu và Giải thuật courses to the list of free courses in Vietnamese
* Add Dart courses to the list of free courses in Vietnamese
* Add ExpressJS courses to the list of free courses in Vietnamese
* Add Flutter courses to the list of free courses in Vietnamese
* Add Git courses to the list of free courses in Vietnamese
* Add Go courses to the list of free courses in Vietnamese
* Add HTML and CSS courses to the list of free courses in Vietnamese
* Add Java courses to the list of free courses in Vietnamese
* Add JavaScript courses to the list of free courses in Vietnamese
* Add jQuery courses to the list of free courses in Vietnamese
* Add Vue.js courses to the list of free courses in Vietnamese
* Add Kotlin courses to the list of free courses in Vietnamese
* Add Machine-Learning courses to the list of free courses in Vietnamese
* Add MongoDB courses to the list of free courses in Vietnamese
* Add MySQL courses to the list of free courses in Vietnamese
* Add Next.js courses to the list of free courses in Vietnamese
* Add NodeJS courses to the list of free courses in Vietnamese
* Add PHP courses to the list of free courses in Vietnamese
* Add PostgreSQL courses to the list of free courses in Vietnamese
* Add Python courses to the list of free courses in Vietnamese
* Add R courses to the list of free courses in Vietnamese
* Add React courses to the list of free courses in Vietnamese
* Add Ruby courses to the list of free courses in Vietnamese
* Add Rust courses to the list of free courses in Vietnamese
* Add Sass courses to the list of free courses in Vietnamese
* Add Security courses to the list of free courses in Vietnamese
* Add SQL courses to the list of free courses in Vietnamese
* Add SQL Server courses to the list of free courses in Vietnamese
* Add Swift courses to the list of free courses in Vietnamese
* Add TypeScript courses to the list of free courses in Vietnamese
* Add Angular courses to the list of free courses in Vietnamese
* Add Unity courses to the list of free courses in Vietnamese
* Add Wordpress courses to the list of free courses in Vietnamese
* fix: Put lists in alphabetical order
* Remove single videos shorter than 1 hour from the list of free courses in Vietnamese
Trần Minh Sáng