| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] been [v-ing] for [det] minute | 6 |
|
| 2 | have [been] [v-ing] for [det] minute | 6 |
|
| 3 | [verb] [been] [v-ing] for [det] minutes | 6 |
|
