| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | a week [adv] [noun] [verb] | 13 |
|
| 2 | a week [adv] [noun] [verb] | 13 |
|
| 3 | a week [adv] [noun] [vb past] | 13 |
|
| 4 | a week [adv] [noun prp] [verb] | 11 |
|
| 5 | a week later [noun] [verb] | 9 |
|
