Language priblem

have you been talking to your baby a lot? my baby is 4 month old and she can say a lot of things na like ahh, ehh, uhhh and ohh.. she also starts saying mama.. kinakausap ko lang lagi and I do not allow her to watch tv.. even if im doing something, i talk to her.. ask your baby's pedia kasi dapat by 1 year old, nakakapag "mama" na siya atleast