| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb mod] have been put | 71 |
|
| 2 | [modal v] have been put | 70 |
|
| 3 | [modal v] have been put | 60 |
|
| 4 | could have been put | 22 |
|
| 5 | could have been put | 22 |
|
| 6 | should have been put | 17 |
|
| 7 | should have been put | 17 |
|
| 8 | would have been put | 14 |
|
| 9 | would have been put | 13 |
|
| 10 | may have been put | 8 |
|
| 11 | may have been put | 8 |
|
| 12 | [modal v] have been putting | 8 |
|
| 13 | must have been put | 5 |
|
| 14 | must have been put | 5 |
|
