| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | had [been] [noun] | 1451 |
|
| 2 | have [been] [n mass] | 128 |
|
| 3 | [verb] [been] [n mass] | 128 |
|
| 4 | had [be] [n mass] | 44 |
|
| 5 | [vb past] [been] [n mass] | 41 |
|
