| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun prp] [prep] a [num] | 206 |
|
| 2 | [noun prp] [prep] [num] week | 121 |
|
| 3 | [prep] a [num] week | 94 |
|
| 4 | [noun prp] [prep] a week | 72 |
|
