| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it is [v-ing] [adv] | 393 |
|
| 2 | is [v-ing] [adv] and | 267 |
|
| 3 | it is [adv] and | 91 |
|
| 4 | it is [v-ing] and | 42 |
|
| 5 | it [v-ing] [adv] and | 26 |
|
