| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | used to do [art] [adj] | 22 |
|
| 2 | used [to-vb] [art] same | 15 |
|
| 3 | used [verb] [art] same | 15 |
|
| 4 | [modal v] to do [art] same | 7 |
|
| 5 | [vb mod] to do [art] same | 7 |
|
| 6 | used to do [art] [det] | 6 |
|
| 7 | used do [art] same | 6 |
|
| 8 | used to do [art] same | 6 |
|
| 9 | used to do [art] same | 6 |
|
