| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it had been [verb] [prep] | 707 |
|
| 2 | it had been [verb] [prep] | 707 |
|
| 3 | [pron] had been [verb] for | 581 |
|
| 4 | it [verb] been [verb] for | 222 |
|
| 5 | it have been [verb] for | 222 |
|
| 6 | it [vb past] been [verb] for | 66 |
|
| 7 | it had [be] [verb] for | 65 |
|
| 8 | it had [been] [verb] for | 65 |
|
| 9 | it had been [verb] for | 65 |
|
| 10 | it had be [verb] for | 65 |
|
