I don’t know what they used to would say.

source: 
LAGS
Entry: 
724
Example: 
I don’t know what they used to would say.
Modal 1: 
used to
Modal 2: 
would
Gender: 
Male
Race/Ethnicity: 
White
Age: 
53
Level of Education: 
College (Graduate, B.S. degree)
Home Community, Town, or State: 
AL (Thomaston)
Location Collected: 
AL (Foley)
Year: 
1977
Relation to Addressee: 
subject to fieldworker
Medium: 
Spoken
Sentence Structure: 
1.4
Status: 
Naturalistic