| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | who have been [v-ing] in | 68 |
|
| 2 | [Wh pn] had been [v-ing] in | 39 |
|
| 3 | [Wh pn] has been [v-ing] in | 13 |
|
| 4 | [Wh pn] have been living in | 12 |
|
| 5 | [Wh pn] have been working in | 9 |
|
| 6 | [Wh pn] have been [v-ing] in | 9 |
|
