| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] it [modal v] have been | 240 |
|
| 2 | it [modal v] have been [prep] | 230 |
|
| 3 | [adv] it [modal v] have [prep] | 33 |
|
| 4 | [adv] it have been [prep] | 27 |
|
| 5 | [adv] [modal v] have been [prep] | 22 |
|
