| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] know for a [adj] time | 5 |
|
| 2 | [adv] know [prep] a [adj] time | 5 |
|
| 3 | [adv] know for a [adj] time | 5 |
|
| 4 | [adv] know [prep] a [adj] time | 5 |
|
