| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have been [prep] [noun] for some | 38 |
|
| 2 | have been [prep] [noun sg] [prep] some | 35 |
|
| 3 | have been in [noun] [prep] some | 26 |
|
| 4 | had been [prep] [noun] [prep] some | 24 |
|
| 5 | has been [prep] [noun] [prep] some | 10 |
|
| 6 | have been under [noun] [prep] some | 10 |
|
| 7 | have been [prep] operation [prep] some | 5 |
|
| 8 | have been [prep] operation [prep] some | 5 |
|
