| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] [is] [v-ing] to be | 642 |
|
| 2 | this [is] [v-ing] to be | 104 |
|
| 3 | this [noun] [is] to be | 89 |
|
| 4 | this [noun] [is] [v-ing] to | 39 |
|
