| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adj] [modal v] have been | 1211 |
|
| 2 | [det] [modal v] have been | 989 |
|
| 3 | this [modal v] [verb] been | 407 |
|
| 4 | this [modal v] have be | 407 |
|
| 5 | this [modal v] have been | 407 |
|
| 6 | this [modal v] have [been] | 407 |
|
| 7 | this [modal v] have [be] | 407 |
|
