| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | is [vb pp] to [be] | 3603 |
|
| 2 | this is [vb pp] to | 236 |
|
| 3 | this is to [be] | 123 |
|
| 4 | this is [vb pp] [be] | 14 |
|
