| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have [adv] [been] [v-ing] | 1541 |
|
| 2 | have [been] [v-ing] about | 414 |
|
| 3 | [adv] [been] [v-ing] about | 45 |
|
| 4 | have [adv] [been] about | 20 |
|
