| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [vb past] be for | 45 |
|
| 2 | it [vb past] been for | 40 |
|
| 3 | it had [be] for | 40 |
|
| 4 | it [vb past] [been] for | 40 |
|
| 5 | it [vb past] [was/were] for | 5 |
|
