| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | is [vb pp] [adv] [conj] a [noun sg] | 15 |
|
| 2 | is [vb pp] [adv] [subord] a [noun] | 6 |
|
| 3 | is [vb pp] [adv] [coord] a [noun] | 5 |
|
