| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it is [adv] [verb] to | 263 |
|
| 2 | it is [adv] [v-ing] [prep] | 145 |
|
| 3 | it is [adv] [v-ing] [prep] | 145 |
|
| 4 | it be [adv] [v-ing] to | 131 |
|
| 5 | it [be] [adv] [v-ing] to | 131 |
|
| 6 | [pron] is [adv] [v-ing] to | 92 |
|
| 7 | it [is] [adv] [v-ing] to | 82 |
|
| 8 | it is [adv] [v-ing] to | 67 |
|
| 9 | [pers pn] is [adv] [v-ing] to | 55 |
|
| 10 | it is [adv] [v-ing] to | 34 |
|
| 11 | it is [adv] [v-ing] to | 34 |
|
