| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [interj] [pron] [is] [adv] [v-ing] | 68 |
|
| 2 | [interj] it [is] [adv] [verb] | 50 |
|
| 3 | [interj] it [be] [adv] [v-ing] | 34 |
|
