I had an aunt in Goldsboro who might could've been able to tell me… well I don't know. She weren't too bright, but then she might could've helped.

source: 
Skipper
Entry: 
151
Example: 
I had an aunt in Goldsboro who might could've been able to tell me… well I don't know. She weren't too bright, but then she might could've helped.
Modal 1: 
might
Modal 2: 
could
Gender: 
Male
Race/Ethnicity: 
White
Age: 
25
Level of Education: 
Graduate school (Some)
Home Community, Town, or State: 
Unknown
Location Collected: 
SC (Unknown)
Relation to Addressee: 
Unknown
Medium: 
Spoken
Sentence Structure: 
1.6
Status: 
Naturalistic
Notes: 
MM occurs two times in this example.