| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb past] [prep] a [det] [noun] | 248 |
|
| 2 | [vb past] [prep] a [det] [noun pl] | 221 |
|
| 3 | [verb] [prep] a [det] months | 60 |
|
| 4 | [vb past] [prep] [art] [det] months | 15 |
|
| 5 | [vb past] [prep] a [det] month | 14 |
|
| 6 | [vb past] [prep] a [adj] months | 14 |
|
