| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | is to be [verb] | 4677 |
|
| 2 | is to be [vb pp] | 4661 |
|
| 3 | [be] to be treated | 108 |
|
| 4 | be to be treated | 108 |
|
| 5 | is to be treat | 51 |
|
| 6 | is [prep] be treated | 51 |
|
| 7 | is [prep] be treated | 51 |
|
| 8 | is to [be] treated | 51 |
|
| 9 | [is] to be treated | 51 |
|
| 10 | is to be treated | 51 |
|
| 11 | is to be treated | 51 |
|
| 12 | is to [be] treated | 51 |
|
