| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] of [been] [verb] | 54 |
|
| 2 | [modal v] of [been] [vb pp] | 31 |
|
| 3 | [modal v] [prep] [been] [vb pp] | 31 |
|
| 4 | [modal v] of [be] [vb pp] | 31 |
|
| 5 | [modal v] [prep] [been] [vb pp] | 31 |
|
