| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | we [vb base] [adv] been [v-ing] for | 8 |
|
| 2 | we [vb base] [adv] been [v-ing] for | 7 |
|
| 3 | we have [adv] been [v-ing] for | 5 |
|
