| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | had been [v-ing] in [adj] [noun] | 26 |
|
| 2 | [vb past] been [v-ing] in [adj] [noun] | 25 |
|
| 3 | [vb past] been [v-ing] in [adj] [noun sg] | 14 |
|
| 4 | [vb past] been [v-ing] in [adj] [noun pl] | 13 |
|
