| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb mod] [adv] [verb] for | 2021 |
|
| 2 | [vb mod] [adv] know [prep] | 137 |
|
| 3 | [vb mod] [adv] know [prep] | 137 |
|
| 4 | [vb mod] [adv] know for | 19 |
|
| 5 | [modal v] [adv] know for | 19 |
|
