| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | is [v-ing] to [noun] | 273 |
|
| 2 | it is [v-ing] to | 166 |
|
| 3 | it is [v-ing] [noun] | 155 |
|
| 4 | it is to [noun] | 49 |
|
| 5 | it [v-ing] to [noun] | 19 |
|
