I might could.
source:
LAGS
Entry:
490
Example:
I might could.
Modal 1:
might
Modal 2:
could
Gender:
Male
Race/Ethnicity:
Black
Age:
73
Level of Education:
10th reader
Home Community, Town, or State:
MS (Shucktown)
Location Collected:
MS (Klondike)
Year:
1972
Relation to Addressee:
subject to fieldworker
Medium:
Spoken
Sentence Structure:
1.0
Status:
Naturalistic