That might would do.

source: 
LAGS
Entry: 
570
Example: 
That might would do.
Modal 1: 
might
Modal 2: 
would
Gender: 
Male
Race/Ethnicity: 
White
Age: 
76
Level of Education: 
3rd grade
Home Community, Town, or State: 
GA (Brunswick)
Location Collected: 
GA (Mt. Pleasant)
Year: 
1974
Relation to Addressee: 
subject to fieldworker
Medium: 
Spoken
Sentence Structure: 
1.0
Status: 
Naturalistic