| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have been [adv] [prep] | 1023 |
|
| 2 | which have been [adv] | 644 |
|
| 3 | which have been [prep] | 225 |
|
| 4 | which have [adv] [prep] | 50 |
|
