| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [be] [prep] [v-ing] that [adj] | 6 |
|
| 2 | it [be] [prep] [verb] that [adj] | 6 |
|
| 3 | it be [prep] [verb] that [adj] | 6 |
|
| 4 | it [be] worth [verb] that [adj] | 5 |
|
| 5 | it [be] worth [verb] that [adj] | 5 |
|
| 6 | it [is] [prep] [verb] that [adj] | 5 |
|
| 7 | it is [prep] [verb] that [adj] | 5 |
|
