| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] [be] subject to | 419 |
|
| 2 | not [be] subject to | 69 |
|
| 3 | [modal v] not [be] subject | 50 |
|
| 4 | [modal v] not [be] to | 28 |
|
