Might could.
source:
LAGS
Entry:
440
Example:
Might could.
Modal 1:
might
Modal 2:
could
Gender:
Male
Race/Ethnicity:
Black
Age:
82
Level of Education:
1-2 years of school; illiterate
Home Community, Town, or State:
LA (Donaldsville)
Location Collected:
LA (Donaldsville)
Year:
1977
Relation to Addressee:
subject to fieldworker
Medium:
Spoken
Sentence Structure:
unknown
Status:
Naturalistic