| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have [been] in [noun] [prep] some | 26 |
|
| 2 | have been in [noun] [prep] some | 26 |
|
| 3 | have [been] in [noun sg] [prep] some | 24 |
|
| 4 | have [been] in [noun] for some | 24 |
|
| 5 | had [been] in [noun] [prep] some | 15 |
|
| 6 | has [been] in [noun] [prep] some | 7 |
|
| 7 | have [been] in operation [prep] some | 5 |
|
| 8 | have [been] in operation [prep] some | 5 |
|
