| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb -s] [been] [v-ing] [prep] | 1397 |
|
| 2 | [been] [v-ing] on [prep] | 237 |
|
| 3 | [vb -s] [been] [v-ing] on | 191 |
|
| 4 | [vb -s] [v-ing] on [prep] | 21 |
|
| 5 | [vb -s] [been] on [prep] | 15 |
|
