| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] have [been] [v-ing] [det] | 509 |
|
| 2 | [pron] have [been] [v-ing] at | 235 |
|
| 3 | have [been] [v-ing] at [det] | 31 |
|
| 4 | [pron] have [been] at [det] | 24 |
|
