| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | been [v-ing] [prep] | 6838 |
|
| 2 | all [v-ing] [prep] | 55 |
|
| 3 | all been [v-ing] | 53 |
|
| 4 | all been [prep] | 45 |
|
