| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] a [noun] [conj] | 37774 |
|
| 2 | [vb past] [prep] a [noun] | 19288 |
|
| 3 | [vb past] [prep] [noun] [conj] | 8024 |
|
| 4 | [vb past] a [noun] [conj] | 4582 |
|
