| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | know each [noun sg] a [adj] time | 6 |
|
| 2 | know each other a [adj] time | 6 |
|
| 3 | known each [noun sg] a [adj] time | 6 |
|
| 4 | know each [noun sg] a long time | 6 |
|
