| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [Wh det] has [adv] been [prep] | 6 |
|
| 2 | [Wh det] has [adv] [been] [prep] | 6 |
|
| 3 | [Wh det] has [adv] be [prep] | 6 |
|
| 4 | which has [adv] [be] [prep] | 6 |
|
