| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] [verb] [prep] a [adj] time | 172 |
|
| 2 | [verb] know [prep] a [adj] [noun] | 34 |
|
| 3 | [verb] know [prep] a [adj] [noun sg] | 31 |
|
| 4 | [verb] know [prep] [art] [adj] time | 13 |
|
| 5 | [verb] know [prep] a [adj] time | 12 |
|
