| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | been [v-ing] [prep] | 6841 |
|
| 2 | [v-ing] [prep] it | 4044 |
|
| 3 | been [v-ing] it | 391 |
|
| 4 | been [prep] it | 214 |
|
