| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | on [noun] [unc] | 5475 |
|
| 2 | [prep] [noun] er | 1075 |
|
| 3 | on [noun] [no cls] | 327 |
|
| 4 | on [noun] er | 60 |
|
