| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [be] [adv] [prep] | 9303 |
|
| 2 | it [be] [adv prt] [prep] | 1644 |
|
| 3 | [pron] [be] back [prep] | 938 |
|
| 4 | [pers pn] [be] back [prep] | 909 |
|
| 5 | it [be] back [prep] | 147 |
|
| 6 | it [be] back [prep] | 147 |
|
