| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | week [adv] [prep] a | 20 |
|
| 2 | week [adv] [prep] a | 18 |
|
| 3 | week [adv] for a | 5 |
|
| 4 | week [adv] for a | 5 |
|
| 5 | week [adv] by a | 5 |
|
| 6 | week later [prep] a | 5 |
|
| 7 | week [adv] by a | 5 |
|
