| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] [adv] [vb past] a | 3896 |
|
| 2 | [pron] [vb past] a week | 76 |
|
| 3 | [pron] [adv] a week | 54 |
|
| 4 | [adv] [vb past] a week | 14 |
|
