| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | is [adv] a [noun] [noun] | 979 |
|
| 2 | is [Wh adv] [art] [noun] [noun] | 123 |
|
| 3 | [be] [Wh adv] a [noun] [noun] | 21 |
|
| 4 | be [Wh adv] a [noun] [noun] | 21 |
|
| 5 | [is] [Wh adv] a [noun] [noun] | 17 |
|
