| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [no cls] i used [verb] [prep] | 10 |
|
| 2 | [no cls] i used [to-vb] [prep] | 10 |
|
| 3 | [no cls] i used go [prep] | 7 |
|
| 4 | [no cls] i used to go [prep] | 7 |
|
