| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb -s] [been] [v-ing] [prep] | 1397 |
|
| 2 | [been] [v-ing] [prep] some | 112 |
|
| 3 | [vb -s] [been] [prep] some | 33 |
|
| 4 | [vb -s] [been] [v-ing] some | 31 |
|
