| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb mod] have been [v-ing] for | 53 |
|
| 2 | [vb mod] have been [v-ing] [det] | 32 |
|
| 3 | have been [v-ing] for [det] | 10 |
|
| 4 | [vb mod] have been for [det] | 5 |
|
