| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | had been [v-ing] for [art] [noun sg] | 55 |
|
| 2 | had been [v-ing] for [art] [noun sg] | 55 |
|
| 3 | had been [v-ing] for a [noun sg] | 41 |
|
| 4 | have been [v-ing] for an [noun sg] | 22 |
|
| 5 | [verb] been [v-ing] for an [noun sg] | 22 |
|
| 6 | had been [v-ing] [prep] an [noun sg] | 21 |
|
| 7 | had been [verb] for an [noun sg] | 17 |
|
| 8 | [vb past] been [v-ing] for an [noun sg] | 11 |
|
| 9 | had been [v-ing] for an [noun] | 10 |
|
| 10 | had [be] [v-ing] for an [noun sg] | 9 |
|
| 11 | had [been] [v-ing] for an [noun sg] | 9 |
|
| 12 | had be [v-ing] for an [noun sg] | 9 |
|
