| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun prp] [prep] a [noun] | 7784 |
|
| 2 | [noun] [prep] a week | 680 |
|
| 3 | [noun prp] [prep] [art] week | 128 |
|
| 4 | [noun prp] [prep] [art] week | 128 |
|
| 5 | [noun prp] [prep] a week | 72 |
|
