| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | has been [v-ing] [art] [adj] | 158 |
|
| 2 | [Wh det] has been [art] [adj] | 59 |
|
| 3 | [Wh det] has been [v-ing] [art] | 36 |
|
| 4 | [Wh det] has been [v-ing] [adj] | 14 |
|
