| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] [be] [vb pp] at | 3499 |
|
| 2 | [be] [vb pp] at [noun sg] | 1687 |
|
| 3 | [modal v] [be] [vb pp] [noun sg] | 676 |
|
| 4 | [modal v] [be] at [noun sg] | 329 |
|
