| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [conj] they had been on the | 6 |
|
| 2 | they had been [verb] on the | 10 |
|
| 3 | they had been [v-ing] on the | 6 |
|
| 4 | they had been on the [noun sg] | 10 |
|
| 5 | they had been on the [noun] | 10 |
|
