| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb -s] [been] [v-ing] [pron] [prep] | 95 |
|
| 2 | [vb -s] [been] [v-ing] [prep] some | 25 |
|
| 3 | [been] [v-ing] [pron] [prep] some | 22 |
|
