| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [to-vb] [pron] [adv] a | 70 |
|
| 2 | [pron] [adv] a week | 54 |
|
| 3 | [to-vb] [adv] a week | 9 |
|
| 4 | [to-vb] [pron] a week | 8 |
|
