| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have been [v-ing] | 19902 |
|
| 2 | [coord] have been | 2880 |
|
| 3 | [coord] been [v-ing] | 18 |
|
| 4 | [coord] have [v-ing] | 6 |
|
