| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] [v-ing] it [prep] [art] | 619 |
|
| 2 | [be] [prep] [v-ing] [prep] [art] | 370 |
|
| 3 | [be] [v-ing] it [prep] [art] | 330 |
|
| 4 | [be] [prep] it [prep] [art] | 64 |
|
| 5 | [be] [prep] [v-ing] it [prep] | 26 |
|
