| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | but i have been [v-ing] | 44 |
|
| 2 | but i 've been [v-ing] | 31 |
|
| 3 | but i have been [v-ing] | 9 |
|
| 4 | but i have been thinking | 7 |
|
