| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | of [noun] [noun prp] had [be] [v-ing] | 6 |
|
| 2 | of [noun] [noun prp] had [been] [v-ing] | 6 |
|
| 3 | of [noun] [noun prp] had been [v-ing] | 6 |
|
| 4 | of [noun] [noun prp] had be [v-ing] | 6 |
|
