| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] it [prep] [v-ing] | 840 |
|
| 2 | [vb pp] [pron] [prep] [v-ing] | 537 |
|
| 3 | [vb pp] it [prep] [verb] | 72 |
|
| 4 | [vb pp] it [prep] [v-ing] | 55 |
|
