| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have been [v-ing] [adv] [prep] | 1226 |
|
| 2 | [det] have been [v-ing] [adv] | 33 |
|
| 3 | [det] have been [v-ing] [prep] | 29 |
|
| 4 | [det] have been [adv] [prep] | 23 |
|
