| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [subord] they had been [v-ing] | 53 |
|
| 2 | if they have been [v-ing] | 43 |
|
| 3 | [subord] they have been [v-ing] | 27 |
|
| 4 | [subord] they 've been [v-ing] | 27 |
|
| 5 | [subord] they 'd been [v-ing] | 17 |
|
| 6 | when they have been [v-ing] | 11 |
|
| 7 | because they have been [v-ing] | 11 |
|
| 8 | as they have been [v-ing] | 11 |
|
| 9 | [subord] they have been doing | 10 |
|
| 10 | where they have been [v-ing] | 9 |
|
| 11 | though they have been [v-ing] | 7 |
|
| 12 | while they have been [v-ing] | 7 |
|
| 13 | after they have been [v-ing] | 6 |
|
| 14 | cos they have been [v-ing] | 5 |
|
