| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb base] been [v-ing] [art] | 649 |
|
| 2 | [vb base] been [v-ing] about | 245 |
|
| 3 | been [v-ing] about [art] | 78 |
|
| 4 | [vb base] [v-ing] about [art] | 26 |
|
