| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] have been [v-ing] [prep] | 3341 |
|
| 2 | [adv] [pron] have been [v-ing] | 349 |
|
| 3 | [adv] [pron] have been [prep] | 158 |
|
| 4 | [adv] have been [v-ing] [prep] | 54 |
|
