| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | used [to-vb] at [art] | 38 |
|
| 2 | used [verb] at the | 37 |
|
| 3 | used to work at [art] | 5 |
|
| 4 | used work at [art] | 5 |
|
| 5 | used to stand at [art] | 5 |
|
| 6 | used stand at [art] | 5 |
|
