| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [v-ing] at some [prep] | 33 |
|
| 2 | [been] [v-ing] some [prep] | 20 |
|
| 3 | [been] [v-ing] at [prep] | 12 |
|
| 4 | [been] [v-ing] at some | 10 |
|
