| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it is [prep] [v-ing] [to-vb] | 30 |
|
| 2 | it be worth [v-ing] [to-vb] | 29 |
|
| 3 | it [be] worth [v-ing] [to-vb] | 29 |
|
| 4 | it [is] worth [v-ing] [to-vb] | 27 |
|
| 5 | it is worth [v-ing] [verb] | 25 |
|
| 6 | [pron] is worth [v-ing] [to-vb] | 21 |
|
| 7 | [pers pn] is worth [v-ing] [to-vb] | 21 |
|
| 8 | it is worth [v-ing] [to-vb] | 21 |
|
| 9 | it is worth [verb] [to-vb] | 21 |
|
