| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [is] a [noun] | 51072 |
|
| 2 | a [noun] [unc] | 16065 |
|
| 3 | [is] [noun] [unc] | 2396 |
|
| 4 | [is] a [unc] | 462 |
|
