| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it be an [noun] | 2231 |
|
| 2 | [coord] it be [noun] | 1246 |
|
| 3 | [coord] it be an | 392 |
|
| 4 | [coord] be an [noun] | 117 |
|
