| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] [vb pp] on [noun] [prep] | 271 |
|
| 2 | [verb] [vb pp] [prep] trial [prep] | 11 |
|
| 3 | [verb] [verb] on trial [prep] | 11 |
|
| 4 | [verb] [vb pp] on trial [prep] | 10 |
|
