| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it is [noun] [prep] | 590 |
|
| 2 | it is this [noun] | 483 |
|
| 3 | is this [noun] [prep] | 344 |
|
| 4 | it this [noun] [prep] | 33 |
|
