| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb past] been [v-ing] some | 39 |
|
| 2 | [vb past] [been] [v-ing] some | 39 |
|
| 3 | had [been] [v-ing] some | 29 |
|
| 4 | 'd [been] [v-ing] some | 10 |
|
| 5 | [vb past] [been] doing some | 7 |
|
