| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | been [v-ing] [prep] [adj] [noun] | 817 |
|
| 2 | had been [v-ing] [prep] [noun] | 400 |
|
| 3 | had been [v-ing] [prep] [adj] | 304 |
|
| 4 | had been [prep] [adj] [noun] | 303 |
|
| 5 | had been [v-ing] [adj] [noun] | 218 |
|
