| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | we have [been] [v-ing] [det] | 16 |
|
| 2 | we have been [v-ing] [det] | 16 |
|
| 3 | we have be [v-ing] [det] | 16 |
|
| 4 | we have [be] [v-ing] this | 8 |
|
