When they flash me it feels like some good 4-5 sec, but when I do i get insta-killed as if they weren't flashed, or they are flashed for like 2 sec I don't know what am I doing wrong

Does anyone else get annoyed because your team doesn't do comms? My last couple of games, my team wouldn't even do team chat. Then they tell me that I am throwing. I'd want to see some way riot could enforce a way for people who have a reco...