| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have [adv] been | 24457 |
|
| 2 | have been [v-ing] | 19902 |
|
| 3 | [adv] been [v-ing] | 1167 |
|
| 4 | have [adv] [v-ing] | 111 |
|
