| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [verb] [verb] [prep] [det] | 268 |
|
| 2 | [pron] [verb] [v-ing] [prep] [det] | 260 |
|
| 3 | it [verb] [v-ing] [prep] [adj] | 31 |
|
| 4 | it [verb] [v-ing] [prep] [det] | 13 |
|
