| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | i have been [v-ing] it for | 19 |
|
| 2 | i have been [v-ing] it for | 19 |
|
| 3 | i have been [v-ing] it for | 19 |
|
| 4 | i 've been [v-ing] it for | 12 |
|
| 5 | i have been doing it for | 9 |
|
