| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | has [adv] been [v-ing] for | 16 |
|
| 2 | has only been [v-ing] for | 5 |
|
| 3 | has now been [v-ing] for | 5 |
|
| 4 | has now been [v-ing] for | 5 |
|
| 5 | has only been [v-ing] for | 5 |
|
