| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb mod] [adv] [be] [v-ing] to | 148 |
|
| 2 | it [vb mod] [adv] [be] [v-ing] | 121 |
|
| 3 | it [vb mod] [be] [v-ing] to | 20 |
|
| 4 | it [vb mod] [adv] [be] to | 12 |
|
