| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] [prep] a 30 per | 8 |
|
| 2 | [noun] [prep] a 30 per | 8 |
|
| 3 | [noun sg] [prep] a 30 per | 6 |
|
| 4 | [noun] for a 30 per | 5 |
|
| 5 | [noun] for a 30 per | 5 |
|
