| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | been [v-ing] is | 27 |
|
| 2 | been [v-ing] was | 13 |
|
| 3 | been doing be | 8 |
|
| 4 | been [v-ing] are | 6 |
|
| 5 | been using be | 6 |
|
