| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | had been [verb] [prep] | 17588 |
|
| 2 | had been [v-ing] [prep] | 1917 |
|
| 3 | [verb] been listening [prep] | 78 |
|
| 4 | have been listening [prep] | 78 |
|
| 5 | [vb past] been listening [prep] | 43 |
|
| 6 | had been listen [prep] | 38 |
|
| 7 | had been listening [prep] | 37 |
|
| 8 | had be listening [prep] | 37 |
|
| 9 | had [be] listening [prep] | 37 |
|
| 10 | had [been] listening [prep] | 37 |
|
