| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | a week [unc] | 285 |
|
| 2 | [pron] a week | 102 |
|
| 3 | [pron] a [unc] | 98 |
|
| 4 | [pron] week [unc] | 28 |
|
