I may not can get it up.

source: 
LAGS
Entry: 
243
Example: 
I may not can get it up.
Modal 1: 
may not
Modal 2: 
can
Gender: 
Male
Race/Ethnicity: 
Black
Age: 
77
Level of Education: 
High school
Home Community, Town, or State: 
MS (Pontotoc)
Location Collected: 
MS (Pontotoc)
Year: 
1974
Relation to Addressee: 
male to fieldworker
Medium: 
Spoken
Sentence Structure: 
1.0
Status: 
Naturalistic