| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] each other for a long | 6 |
|
| 2 | know each other for a long | 5 |
|
| 3 | each other for a long [noun sg] | 10 |
|
| 4 | each other for a long [noun] | 10 |
|
| 5 | each other for a long time | 6 |
|
| 6 | each other for a long time | 6 |
|
