| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | i [vb base] [adv] been [v-ing] for | 7 |
|
| 2 | i [vb base] [adv] [been] [v-ing] for | 7 |
|
| 3 | i [vb base] [adv] [been] [v-ing] for | 7 |
|
| 4 | i have [adv] [been] [v-ing] for | 5 |
|
