| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | had [been] [prep] [noun] | 1251 |
|
| 2 | [been] known [prep] [noun] | 51 |
|
| 3 | had [been] known [prep] | 41 |
|
| 4 | had known [prep] [noun] | 40 |
|
