| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | who have been [v-ing] in [noun prp] | 17 |
|
| 2 | who had been [v-ing] in [noun prp] | 8 |
|
| 3 | who have been living in [noun prp] | 6 |
|
| 4 | who have been working in [noun prp] | 5 |
|
| 5 | who has been [v-ing] in [noun prp] | 5 |
|
