| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [to-vb] at [det] [noun] | 543 |
|
| 2 | used [to-vb] [det] [noun] | 196 |
|
| 3 | used [to-vb] at [noun] | 54 |
|
| 4 | used [to-vb] at [det] | 8 |
|
