| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be a [noun] | 116941 |
|
| 2 | a [num ord] [noun] | 9430 |
|
| 3 | be [num ord] [noun] | 1283 |
|
| 4 | be a [num ord] | 802 |
|
