| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] a [num] [unc] | 558 |
|
| 2 | on [art] [num] [unc] | 54 |
|
| 3 | on [art] [num] [unc] | 54 |
|
| 4 | on a [adj] [unc] | 54 |
|
| 5 | on a [num] [unc] | 30 |
|
