| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | is [to-vb] [noun] and | 206 |
|
| 2 | it is [to-vb] [noun] | 141 |
|
| 3 | it is [noun] and | 87 |
|
| 4 | it [to-vb] [noun] and | 28 |
|
| 5 | it is [to-vb] and | 17 |
|
