| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [subord] it had been [noun] | 28 |
|
| 2 | if it had [been] [noun] | 23 |
|
| 3 | [subord] it had [been] [noun prp] | 12 |
|
| 4 | [subord] it had [been] [noun sg] | 12 |
|
