| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb base] been [v-ing] | 6806 |
|
| 2 | been [v-ing] on | 585 |
|
| 3 | [vb base] been on | 297 |
|
| 4 | [vb base] [v-ing] on | 258 |
|
