| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb pp] is [prep] [verb] | 24 |
|
| 2 | [vb pp] is [prep] [v-ing] | 22 |
|
| 3 | [vb pp] is by [verb] | 17 |
|
| 4 | [vb pp] is by [verb] | 17 |
|
