| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [coord] [subord] it [is] [adv] [verb] | 36 |
|
| 2 | [coord] [subord] it [is] [adv] [v-ing] | 13 |
|
| 3 | [coord] [subord] [pron] [is] [adv] [v-ing] | 13 |
|
| 4 | [conj] [subord] it [is] [adv] [v-ing] | 11 |
|
| 5 | [coord] [subord] it [be] [adv] [v-ing] | 8 |
|
| 6 | [coord] [conj] it [is] [adv] [v-ing] | 8 |
|
