| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [v-ing] as [pron] [vb past] | 850 |
|
| 2 | [v-ing] [conj] it [vb past] | 372 |
|
| 3 | [verb] as it [vb past] | 326 |
|
| 4 | [v-ing] as it [verb] | 240 |
|
| 5 | [v-ing] [subord] it [vb past] | 175 |
|
| 6 | [v-ing] as it [vb past] | 116 |
|
