| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [is] [v-ing] and [pron] [verb] | 46 |
|
| 2 | it [is] [v-ing] [pron] [verb] | 39 |
|
| 3 | it [is] and [pron] [verb] | 27 |
|
| 4 | it [is] [v-ing] and [verb] | 21 |
|
| 5 | it [is] [v-ing] and [pron] | 21 |
|
