| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] [prep] a [det] months | 105 |
|
| 2 | [noun] [vb past] [prep] a [det] | 90 |
|
| 3 | [vb past] [prep] a [det] months | 14 |
|
| 4 | [noun] [vb past] a [det] months | 12 |
|
