| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [v-ing] [prep] [be] [v-ing] | 610 |
|
| 2 | [v-ing] [prep] it [be] | 157 |
|
| 3 | [prep] it [be] [v-ing] | 128 |
|
| 4 | [v-ing] it [be] [v-ing] | 57 |
|
| 5 | [v-ing] [prep] it [v-ing] | 20 |
|
