| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [coord] it is [v-ing] | 216 |
|
| 2 | it is [v-ing] [conj] | 128 |
|
| 3 | [coord] it is [conj] | 44 |
|
| 4 | [coord] is [v-ing] [conj] | 20 |
|
