| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | been [verb] [prep] | 65861 |
|
| 2 | been [v-ing] [prep] | 6838 |
|
| 3 | be playing [prep] | 792 |
|
| 4 | [be] playing [prep] | 792 |
|
| 5 | been play [prep] | 141 |
|
| 6 | been playing [prep] | 99 |
|
| 7 | [been] playing [prep] | 99 |
|
