| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have been [v-ing] | 19902 |
|
| 2 | have [noun prp] been | 82 |
|
| 3 | have [noun prp] [v-ing] | 74 |
|
| 4 | [noun prp] been [v-ing] | 30 |
|
