Hello I'm new here

Hello I'm new here I be have a lot alot alot of discharge past few weeks sometimes it bunches of white some times it's like milk but now recently it's like clumps of greenish mix with like milk I just curious it's this normal I've had 4 kids and never remember having this issue and already be check for any STDs or infection and I'm completely clean from it all and it doesn't smell had it smells like normal discharge