| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] have been [verb] [prep] [noun] | 688 |
|
| 2 | [modal v] have been [vb pp] [prep] [noun] | 623 |
|
| 3 | [modal v] have [been] used [prep] [noun] | 24 |
|
| 4 | [modal v] have been use [prep] [noun] | 24 |
|
| 5 | [modal v] have be used [prep] [noun] | 24 |
|
| 6 | [modal v] have [be] used [prep] [noun] | 24 |
|
| 7 | [modal v] [verb] been used [prep] [noun] | 24 |
|
| 8 | [modal v] have been used [prep] [noun] | 24 |
|
| 9 | [modal v] [vb infin] been used [prep] [noun] | 24 |
|
