| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | we have been [adv] | 418 |
|
| 2 | have been [prep] [adv] | 405 |
|
| 3 | we have been [prep] | 346 |
|
| 4 | we have [prep] [adv] | 90 |
|
