| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [Wh det] has [adv] [been] | 523 |
|
| 2 | has [adv] [been] [prep] | 306 |
|
| 3 | [Wh det] has [been] [prep] | 89 |
|
| 4 | [Wh det] has [adv] [prep] | 20 |
|
