| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb base] been [v-ing] [prep] | 1992 |
|
| 2 | been [v-ing] [prep] [det] | 545 |
|
| 3 | [vb base] been [v-ing] [det] | 330 |
|
| 4 | [vb base] been [prep] [det] | 233 |
|
| 5 | [vb base] [v-ing] [prep] [det] | 193 |
|
