| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] have been | 68574 |
|
| 2 | have been [v-ing] | 19902 |
|
| 3 | [pron] been [v-ing] | 567 |
|
| 4 | [pron] have [v-ing] | 90 |
|
