| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | is [adv] a [noun] | 9253 |
|
| 2 | [prep] [adv] a [noun] | 3372 |
|
| 3 | is [prep] a [noun] | 1884 |
|
| 4 | is [prep] [adv] a | 86 |
|
| 5 | is [prep] [adv] [noun] | 74 |
|
