| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | on a [noun] | 24070 |
|
| 2 | [pron] a [noun] | 22006 |
|
| 3 | [pron] on [noun] | 3774 |
|
| 4 | [pron] on a | 1417 |
|
