| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] it [is] [adv] [vb pp] | 137 |
|
| 2 | [v-ing] [pron] [is] [adv] [vb pp] | 37 |
|
| 3 | [v-ing] it [is] [adv] [verb] | 35 |
|
| 4 | [v-ing] it [be] [adv] [vb pp] | 22 |
|
