| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | had [been] [art] [adj] | 2098 |
|
| 2 | [been] [v-ing] [art] [adj] | 685 |
|
| 3 | had [been] [v-ing] [art] | 625 |
|
| 4 | had [been] [v-ing] [adj] | 389 |
|
