I've got this chart we might could use.

source: 
DiPaolo
Entry: 
1315
Example: 
I've got this chart we might could use.
Modal 1: 
might
Modal 2: 
could
Gender: 
Female
Race/Ethnicity: 
White
Age: 
unknown
Level of Education: 
Graduate
Home Community, Town, or State: 
Unknown
Location Collected: 
TX (Austin)
Relation to Addressee: 
woman to woman (friends)
Medium: 
Spoken
Sentence Structure: 
1.6
Status: 
Naturalistic