| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | who have been [v-ing] the | 107 |
|
| 2 | who have been [v-ing] the | 107 |
|
| 3 | who had been [v-ing] the | 45 |
|
| 4 | who has been [v-ing] the | 28 |
|
| 5 | who have been [v-ing] the | 17 |
|
| 6 | who 's been [v-ing] the | 11 |
|
| 7 | who have been watching the | 9 |
|
| 8 | who have been doing the | 9 |
|
| 9 | who 'd been [v-ing] the | 5 |
|
| 10 | who have been studying the | 5 |
|
