| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] be subject [prep] [adj] | 94 |
|
| 2 | [modal v] not be [prep] [adj] | 51 |
|
| 3 | [modal v] not be subject [prep] | 49 |
|
| 4 | not be subject [prep] [adj] | 10 |
|
