| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | had known [prep] some time | 6 |
|
| 2 | had known [prep] some time | 6 |
|
| 3 | had known [prep] [adj] time | 6 |
|
| 4 | had known for [adj] time | 6 |
|
| 5 | had known for [adj] time | 6 |
|
| 6 | had known [prep] [det] time | 6 |
|
