| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have been [adv] [prep] | 1961 |
|
| 2 | it have been [adv] | 1242 |
|
| 3 | it have been [prep] | 611 |
|
| 4 | it have [adv] [prep] | 79 |
|
