| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] [be] [vb pp] [prep] | 74301 |
|
| 2 | [verb] [be] [vb pp] [prep] | 52273 |
|
| 3 | [verb] [modal v] [be] [vb pp] | 2247 |
|
| 4 | [verb] [modal v] [be] [prep] | 246 |
|
