| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | has [been] [verb] [prep] [num] [noun] | 338 |
|
| 2 | has [been] [vb pp] [prep] [num] [noun] | 274 |
|
| 3 | has [been] used [prep] [adj] [noun] | 61 |
|
| 4 | [verb] [been] used [prep] [num] [noun] | 9 |
|
| 5 | have [been] used [prep] [num] [noun] | 9 |
|
| 6 | [vb -s] [been] used [prep] [num] [noun] | 5 |
|
| 7 | has [been] use [prep] [num] [noun] | 5 |
|
| 8 | has [be] used [prep] [num] [noun] | 5 |
|
