counter if text field detect 3 words

I have a text field in Adobe DC with max length character = 92.

i want a script who detect 3 deferent word in text field.

if detect one by this words "adt12" "ep: " "ALB"

count field by 1.

e.g.: text1 field : "Check this name ep: CARLOS,ALB, 1998!"

script found ep: and ALB there... And count++ text2 field

any help there?