| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | been [prep] [noun] [prep] | 1841 |
|
| 2 | had been [prep] [noun] | 1251 |
|
| 3 | had been [noun] [prep] | 603 |
|
| 4 | had [prep] [noun] [prep] | 150 |
|
| 5 | had been [prep] [prep] | 10 |
|
