| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have been [v-ing] [adv] | 3091 |
|
| 2 | have been [v-ing] [det] | 762 |
|
| 3 | have been [adv] [det] | 550 |
|
| 4 | been [v-ing] [adv] [det] | 152 |
|
