| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it have been [prep] | 611 |
|
| 2 | it have been [prep] | 611 |
|
| 3 | [pron] have been through | 269 |
|
| 4 | it have [been] through | 9 |
|
| 5 | it [verb] been through | 9 |
|
| 6 | it have [be] through | 9 |
|
| 7 | it have be through | 9 |
|
| 8 | it have been through | 9 |
|
