| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb past] a [noun] [to-vb] | 1783 |
|
| 2 | [vb past] a [det] [noun] | 1188 |
|
| 3 | [vb past] [det] [noun] [to-vb] | 1047 |
|
| 4 | a [det] [noun] [to-vb] | 511 |
|
