| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | but we have [been] [v-ing] | 16 |
|
| 2 | but we have [been] [v-ing] | 16 |
|
| 3 | but we have been [v-ing] | 16 |
|
| 4 | but we 've [been] [v-ing] | 8 |
|
| 5 | but we have [been] [v-ing] | 7 |
|
