| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [be] [verb] [prep] | 16444 |
|
| 2 | [be] [verb] back [prep] | 2618 |
|
| 3 | it [verb] back [prep] | 237 |
|
| 4 | it [be] back [prep] | 147 |
|
| 5 | it [be] [verb] back | 117 |
|
