| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | should have been [verb] [prep] | 369 |
|
| 2 | [vb mod] have been [verb] about | 39 |
|
| 3 | [modal v] have been [verb] about | 39 |
|
| 4 | should have been [verb] about | 10 |
|
| 5 | should [verb] been [verb] about | 10 |
|
| 6 | should have be [verb] about | 10 |
|
| 7 | should have [been] [verb] about | 10 |
|
| 8 | should have [be] [verb] about | 10 |
|
