| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | is to be [adj] to | 21 |
|
| 2 | is to be [adj] to | 21 |
|
| 3 | is to [be] [adj] to | 21 |
|
| 4 | is to [be] [adj] to | 21 |
|
| 5 | is to [be] subject to | 6 |
|
