| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have been [v-ing] [det] | 762 |
|
| 2 | have been [v-ing] [conj] | 577 |
|
| 3 | have been [det] [conj] | 57 |
|
| 4 | been [v-ing] [det] [conj] | 25 |
|
