| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] a [noun] | 430257 |
|
| 2 | [vb past] [prep] [noun] | 76118 |
|
| 3 | [vb past] a [noun] | 62681 |
|
| 4 | [vb past] [prep] a | 28724 |
|
