I had a miscarriage i need some information..?!

i had a miscarriage and i started bleedin for 2 weeks its now another month and i been bleedin since last week is this normal? and i got a cyst on my left ovary could this be causin the problem? well i was only 2 months and i already had it checked out thats how i knew i had a miscarriage...i started bleedin jan 2 seen the doctor on the 8th said i had a miscarriage i stopped bleedin on the 16th....i started bac bleedin feb 9th and still bleedin and 2day is the 20th. my sister had a miscarriage about a year ago and she said its probably me still cleanin out so i really dont kno