| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | been known for [adj] time that | 8 |
|
| 2 | been known for [det] time that | 8 |
|
| 3 | been known for some time that | 8 |
|
| 4 | been known for some time that | 8 |
|
| 5 | been known for [adj] time that | 8 |
|
