| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [been] [verb] [prep] some [noun] | 430 |
|
| 2 | [been] [vb pp] [prep] some [noun] | 339 |
|
| 3 | [been] used [prep] [adj] [noun] | 200 |
|
| 4 | [been] used [prep] [det] [noun] | 67 |
|
| 5 | [be] used [prep] some [noun] | 42 |
|
| 6 | [been] use [prep] some [noun] | 18 |
|
| 7 | [been] used [prep] some [noun] | 17 |
|
