| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | is [verb] [verb] | 17784 |
|
| 2 | be [verb] [vb pp] | 2123 |
|
| 3 | [be] [verb] [vb pp] | 2123 |
|
| 4 | [is] [verb] [vb pp] | 363 |
|
