| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [v-ing] [pron] for about [num] | 6 |
|
| 2 | [been] [v-ing] [pron] for about [num] | 5 |
|
| 3 | been [v-ing] [pron] for about [num] | 5 |
|
