| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have been [v-ing] [adv] for | 177 |
|
| 2 | have been [v-ing] for some | 81 |
|
| 3 | have been [adv] for some | 25 |
|
| 4 | been [v-ing] [adv] for some | 10 |
|
