| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | for [adv] a week | 92 |
|
| 2 | [pron] for [adv] a | 81 |
|
| 3 | [pron] for a week | 60 |
|
| 4 | [pron] [adv] a week | 54 |
|
