| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb mod] of been | 422 |
|
| 2 | [vb mod] of been | 422 |
|
| 3 | [vb mod] [prep] been | 422 |
|
| 4 | must [prep] been | 147 |
|
| 5 | would [prep] been | 112 |
|
| 6 | could [prep] been | 61 |
|
| 7 | should [prep] been | 45 |
|
| 8 | might [prep] been | 30 |
|
| 9 | 'd [prep] been | 19 |
|
| 10 | may [prep] been | 7 |
|
