| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] it [adv] [prep] [v-ing] | 171 |
|
| 2 | [vb past] [pron] [adv] [prep] [v-ing] | 151 |
|
| 3 | [vb past] it [adv] [prep] [verb] | 45 |
|
