| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [v-ing] it is [adv] [verb] | 18 |
|
| 2 | [v-ing] it is [adv] [verb] | 15 |
|
| 3 | [v-ing] it is [adv] [v-ing] | 8 |
|
| 4 | [v-ing] it is [adv] [vb pp] | 8 |
|
