| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb mod] be [vb pp] subject to | 37 |
|
| 2 | [vb mod] be made subject [prep] | 11 |
|
| 3 | may be [vb pp] subject [prep] | 10 |
|
| 4 | must be [vb pp] subject [prep] | 5 |
|
| 5 | should be [vb pp] subject [prep] | 5 |
|
