| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it has been [prep] | 155 |
|
| 2 | it has been [prep] | 155 |
|
| 3 | it have been for | 83 |
|
| 4 | it [verb] been for | 83 |
|
| 5 | [pron] has been for | 57 |
|
| 6 | it [vb -s] been for | 42 |
|
| 7 | it has be for | 35 |
|
| 8 | it has [be] for | 35 |
|
| 9 | it has [been] for | 34 |
|
| 10 | it has been for | 34 |
|
