| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] [adv] have been [prep] | 129 |
|
| 2 | [modal v] have been [prep] [det] | 104 |
|
| 3 | [modal v] [adv] have been [det] | 32 |
|
| 4 | [adv] have been [prep] [det] | 18 |
|
