| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [to-vb] what [art] [noun] | 17 |
|
| 2 | be [to-vb] what the [noun] | 13 |
|
| 3 | be [to-vb] what [art] [noun sg] | 13 |
|
| 4 | is [to-vb] what [art] [noun] | 13 |
|
