| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | i 've [been] [v-ing] at | 32 |
|
| 2 | i 've been [v-ing] at | 32 |
|
| 3 | i 've be [v-ing] at | 32 |
|
| 4 | i 've [be] looking at | 21 |
|
