| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [not/n't] had a [noun] [verb] | 43 |
|
| 2 | has [not/n't] had a [noun] | 37 |
|
| 3 | has had a [noun] [verb] | 31 |
|
| 4 | has [not/n't] had [noun] [verb] | 11 |
|
