| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] [noun] had been [v-ing] | 427 |
|
| 2 | [noun] that [noun] had been | 164 |
|
| 3 | [noun] that had been [v-ing] | 111 |
|
| 4 | that [noun] had been [v-ing] | 91 |
|
