| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb pp] [prep] a [noun] [unc] | 776 |
|
| 2 | [verb] [prep] a week [unc] | 18 |
|
| 3 | [vb pp] [prep] [art] week [unc] | 11 |
|
