| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it have been [prep] | 611 |
|
| 2 | it have been [prep] | 611 |
|
| 3 | [pron] have been for | 216 |
|
| 4 | [pers pn] have been for | 193 |
|
| 5 | it have [be] for | 84 |
|
| 6 | it have be for | 84 |
|
| 7 | it [verb] been for | 83 |
|
| 8 | it have been for | 83 |
|
| 9 | it have been for | 83 |
|
| 10 | it have [been] for | 83 |
|
