| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | had [vb pp] at [art] [noun] | 429 |
|
| 2 | what had [vb pp] [art] [noun] | 30 |
|
| 3 | what had [vb pp] at [art] | 14 |
|
| 4 | what had [vb pp] at [noun] | 12 |
|
