| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [pron] [pron] [modal v] [verb] | 1581 |
|
| 2 | [be] what [pron] [modal v] [verb] | 592 |
|
| 3 | be [Wh det] [pron] [modal v] [verb] | 592 |
|
| 4 | be what [pron] [modal v] [verb] | 591 |
|
