| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have [det] be [v-ing] [prep] | 7 |
|
| 2 | have [det] been [v-ing] [prep] | 7 |
|
| 3 | 've [det] be [v-ing] [prep] | 5 |
|
| 4 | have all be [v-ing] [prep] | 5 |
|
