| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have [adv] been [v-ing] | 1055 |
|
| 2 | have been [v-ing] about | 414 |
|
| 3 | [adv] been [v-ing] about | 35 |
|
| 4 | have [adv] been about | 17 |
|
