| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have been [v-ing] [adv] | 3091 |
|
| 2 | have been [v-ing] about | 414 |
|
| 3 | been [v-ing] about [adv] | 29 |
|
| 4 | have been about [adv] | 5 |
|
