| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] [be] [verb] at [art] [noun] | 1010 |
|
| 2 | [modal v] [be] [vb pp] at [art] [noun] | 876 |
|
| 3 | [modal v] [be] used [prep] [art] [noun] | 672 |
|
| 4 | [modal v] [be] used [prep] [art] [noun] | 672 |
|
| 5 | [modal v] [be] use at [art] [noun] | 13 |
|
| 6 | [modal v] [be] used at [art] [noun] | 13 |
|
| 7 | [modal v] [be] used at [art] [noun] | 13 |
|
