| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have been [v-ing] [art] [adj] | 609 |
|
| 2 | they have been [v-ing] [adj] | 78 |
|
| 3 | they have been [v-ing] [art] | 75 |
|
| 4 | they have been [art] [adj] | 28 |
|
