| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] a [adv] [noun sg] | 197 |
|
| 2 | on [art] [adv] [noun sg] | 48 |
|
| 3 | on a [adv] [noun sg] | 19 |
|
| 4 | on a [adv] [noun] | 19 |
|
