| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | been [prep] [noun] [prep] some [noun] | 37 |
|
| 2 | been [prep] [noun sg] [prep] some [noun] | 33 |
|
| 3 | been [prep] operation [prep] [adj] [noun] | 19 |
|
| 4 | been [prep] operation [prep] [det] [noun] | 8 |
|
| 5 | been [prep] operation [prep] some [noun] | 5 |
|
| 6 | been [prep] operation [prep] some [noun] | 5 |
|
| 7 | been [prep] operation [prep] some [noun] | 5 |
|
| 8 | [be] [prep] operation [prep] some [noun] | 5 |
|
| 9 | been [prep] operation [prep] some [noun] | 5 |
|
| 10 | [been] [prep] operation [prep] some [noun] | 5 |
|
| 11 | be [prep] operation [prep] some [noun] | 5 |
|
