PTA letter on content filtering
https://docs.google.com/document/d/1LYAkBOaAxIk2JA7SLqoEjJCQQgkYVaR5vNj-0JbClHE/edit
Urdu Words List
https://docs.google.com/document/d/1hXnoxOWYHvE7i3dvs1TOk0_2FHLUtViHRPMoztT5Cfs/edit
English words list
https://docs.google.com/document/d/1xpvG47U4D0BezMnGvAGbuGmrxuVd9A4vnr6eQxddDeg/edit
