Used to would.

source: 
LAGS
Entry: 
721
Example: 
Used to would.
Modal 1: 
used to
Modal 2: 
would
Gender: 
Male
Race/Ethnicity: 
White
Age: 
42
Level of Education: 
High school
Home Community, Town, or State: 
TN (Nashville)
Location Collected: 
TN (Nashville)
Year: 
1978
Relation to Addressee: 
subject to fieldworker
Medium: 
Spoken
Sentence Structure: 
unknown
Status: 
Naturalistic