You mightn't oughtn't drink orange juice when you take aspirin.

source: 
DiPaolo
Entry: 
1422
Example: 
You mightn't oughtn't drink orange juice when you take aspirin.
Modal 1: 
mightn't
Modal 2: 
oughtn't
Gender: 
Male
Race/Ethnicity: 
White
Age: 
50
Level of Education: 
Some college
Home Community, Town, or State: 
TX (Lamesa)
Location Collected: 
TX (Lamesa)
Relation to Addressee: 
interviewee to interviewer
Medium: 
Spoken
Sentence Structure: 
1.3
Status: 
Naturalistic