| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] [be] [verb] is | 359 |
|
| 2 | [modal v] [be] [vb pp] is | 323 |
|
| 3 | [modal v] [be] used [be] | 16 |
|
| 4 | [modal v] [be] used be | 16 |
|
| 5 | [modal v] [be] use is | 14 |
|
| 6 | [modal v] [be] used [is] | 11 |
|
