| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb mod] have been [v-ing] [pron] | 117 |
|
| 2 | have been [v-ing] on [pron] | 97 |
|
| 3 | [vb mod] have been [v-ing] on | 31 |
|
| 4 | [vb mod] have been on [pron] | 23 |
|
