| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] [vb -s] [prep] [v-ing] | 1301 |
|
| 2 | it [verb] [prep] [v-ing] | 1035 |
|
| 3 | it [vb -s] [prep] [verb] | 785 |
|
