| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] [modal v] be [verb] to | 1966 |
|
| 2 | but [pron] [modal v] be [verb] | 822 |
|
| 3 | but [pron] be [verb] to | 289 |
|
| 4 | but [pron] [modal v] [verb] to | 264 |
|
| 5 | but [modal v] be [verb] to | 30 |
|
