impossible to change the password to connect to the account

I have subscribed to minecraft mojang and have paid to download minecraft java. When i want to connect for playing, a message tell me the the password is incorrect but i am sure that is correct . By the way, i have requested to change the password and i have put my mail adresse but i have never received your message to change the password, i have tried with another mail adress , and same probleme, i have checked the spams and it is not here. could you help me , i want to play with minecraft beacause i have paid 23,95 $ for nothing,

Thanks , jean