| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] [be] used for [noun] | 206 |
|
| 2 | [be] used for [det] [noun] | 180 |
|
| 3 | [modal v] [be] used for [det] | 85 |
|
| 4 | [modal v] [be] for [det] [noun] | 36 |
|
| 5 | [modal v] [be] used [det] [noun] | 16 |
|
