my baby is 2 yrs ad 6 months old and he is not talking ..he says mumma to everyone and some times he says baba, dada, papa .... what will I do I'm so worried

A. hello most kids will be able to speak sentences with 2 words or 3 words by age 2 but can be delayed in some kids and encourage the child n give it more oppprtunity to speak n this will imprkve the speech gradually improve the speech