| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | had been [v-ing] [prep] [adj] | 304 |
|
| 2 | have been [v-ing] [prep] this | 136 |
|
| 3 | [verb] been [v-ing] [prep] this | 136 |
|
| 4 | had been [verb] [prep] this | 113 |
|
| 5 | [vb past] been [v-ing] [prep] this | 23 |
|
| 6 | had be [v-ing] [prep] this | 14 |
|
| 7 | had [been] [v-ing] [prep] this | 14 |
|
| 8 | had [be] [v-ing] [prep] this | 14 |
|
| 9 | had been [v-ing] [prep] this | 14 |
|
