| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | of [noun] it [is] | 917 |
|
| 2 | of [noun] [is] [v-ing] | 645 |
|
| 3 | [noun] it [is] [v-ing] | 461 |
|
| 4 | of it [is] [v-ing] | 25 |
|
