| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [not/n't] a [noun sg] [prep] [noun] | 1067 |
|
| 2 | seen a [noun sg] [prep] [noun] | 97 |
|
| 3 | [not/n't] seen a [noun sg] [prep] | 19 |
|
