It might would be best [long pause] (if he drove the car into town for you).

source: 
DiPaolo
Entry: 
1339
Example: 
It might would be best [(long pause) if he drove the car into town for you].
Modal 1: 
might
Modal 2: 
would
Gender: 
Female
Race/Ethnicity: 
White
Age: 
unknown
Level of Education: 
Unknown
Home Community, Town, or State: 
Unknown
Location Collected: 
TX (Austin)
Year: 
1979
Relation to Addressee: 
woman to woman (on phone)
Medium: 
Spoken
Sentence Structure: 
1.0
Status: 
Naturalistic