| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb mod] have been [v-ing] [pron] | 117 |
|
| 2 | have been [v-ing] in [pron] | 61 |
|
| 3 | [vb mod] have been [v-ing] in | 59 |
|
| 4 | [vb mod] have been in [pron] | 45 |
|
