| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | which i have been [v-ing] | 33 |
|
| 2 | which i [vb base] been [v-ing] | 21 |
|
| 3 | which i have been [v-ing] | 17 |
|
| 4 | which i [vb past] been [v-ing] | 12 |
|
| 5 | which i had been [v-ing] | 11 |
|
