| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have [been] [v-ing] [adv] | 3091 |
|
| 2 | have [been] [v-ing] for | 1564 |
|
| 3 | have [been] [adv] for | 505 |
|
| 4 | [been] [v-ing] [adv] for | 390 |
|
