| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] [noun] a [noun] | 4740 |
|
| 2 | [prep] [noun] a [noun sg] | 4599 |
|
| 3 | [prep] [noun] [art] week | 452 |
|
| 4 | [prep] [noun] [art] week | 452 |
|
| 5 | [prep] [noun] a week | 383 |
|
| 6 | [prep] [noun] a week | 383 |
|
