I can not afford speech therapy. Can you guys please share some techniques you use/or learned through speech pathologist.

I can not afford speech therapy. Can you guys please share some techniques you use/or learned through speech pathologist. This is my third post on this sub. I am 24 and lives in India. I can not afford speech therapy. Can you guys please share some techniques you use/or learned through speech pathologist. I want to work on this on my own?