| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it had [adj] [been] [vb pp] | 7 |
|
| 2 | it had [adj] [be] [vb pp] | 7 |
|
| 3 | it had [adj] be [vb pp] | 7 |
|
| 4 | it had [adj] been [vb pp] | 7 |
|
