| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb -s] be [v-ing] for about [num] | 7 |
|
| 2 | [vb -s] been [v-ing] for about [adj] | 7 |
|
| 3 | [vb -s] be [v-ing] for about [adj] | 7 |
|
