I might could use a man when he does

source: 
COCA
Entry: 
1100
Example: 
Things ain't real hot right now. Rex, there though, (nodding toward a half-naked man burrowed under an 83 Buick) is about to relocate in about a week to San Angelo. I might could use a man when he does... You good with engines?
Modal 1: 
might
Modal 2: 
could
Gender: 
Male
Race/Ethnicity: 
White
Age: 
unknown
Level of Education: 
Unknown
Home Community, Town, or State: 
Unknown
Location Collected: 
Film
Year: 
1990
Relation to Addressee: 
man to man
Medium: 
Spoken
Sentence Structure: 
1.3
Status: 
Naturalistic
Notes: 
From the film 'Wild at Heart' Full Context: the garage. # SAILOR # You Red? # RED # (with a smile) Well, I ai nt Blackie. Sailor holds out his right hand to shake. # SAILOR # Names Sailor Ripley. Katy over at the drugstore thought you might have some work I could do. Red extends his oil-blackened right hand and shakes. # RED # Things ai nt real hot right now. Rex, there though, (nodding toward a half-naked man burrowed under an 83 Buick) is about to relocate in about a week to San Angelo. I might could use a man when he does... You good with engines? # SAILOR # I ai nt no Enzo Ferrari, but they used to call me Wrench when I was a kid. # RED # Well see how she goes then when Rex takes off. Check back. Two men, SPARKY and BUDDY, both about forty, walk up to Red. One of them wears a grey baseball cap with a Confederate flag on it and the other has an LBJ straw Stetson. # SPARKY # Hows