| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] been [v-ing] [adv] | 1645 |
|
| 2 | [verb] been [v-ing] since | 145 |
|
| 3 | [verb] been [adv] since | 53 |
|
| 4 | been [v-ing] [adv] since | 49 |
|
