| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] [not/n't] have [noun] | 396 |
|
| 2 | [modal v] [not/n't] have had | 231 |
|
| 3 | [modal v] have had [noun] | 175 |
|
| 4 | [not/n't] have had [noun] | 25 |
|
