| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have known for a long [noun] | 12 |
|
| 2 | have known for a [adj] [noun sg] | 12 |
|
| 3 | have known for a [adj] [noun] | 12 |
|
| 4 | have known for a [adj] time | 11 |
|
| 5 | have known for a [adj] time | 11 |
|
