| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | had [been] [v-ing] on [art] | 90 |
|
| 2 | that had [been] on [art] | 9 |
|
| 3 | that had [been] [v-ing] on | 6 |
|
| 4 | that had [been] [v-ing] [art] | 5 |
|
