| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] [be] subject to | 140 |
|
| 2 | to [be] subject to | 88 |
|
| 3 | [verb] to [be] to | 54 |
|
| 4 | [verb] to [be] subject | 25 |
|
