| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] [verb] been used [prep] [noun] | 24 |
|
| 2 | [modal v] have been used [prep] [noun] | 24 |
|
| 3 | [modal v] have been used [prep] [noun] | 24 |
|
| 4 | [vb mod] [verb] been used [prep] [noun] | 24 |
|
| 5 | [modal v] [vb infin] been used [prep] [noun] | 24 |
|
| 6 | [modal v] [verb] been used [prep] [noun sg] | 13 |
|
| 7 | [modal v] [verb] been used in [noun] | 8 |
|
| 8 | [modal v] [verb] been used in [noun] | 8 |
|
| 9 | [modal v] [verb] been used for [noun] | 7 |
|
| 10 | [modal v] [verb] been used [prep] [noun pl] | 7 |
|
| 11 | could [verb] been used [prep] [noun] | 7 |
|
| 12 | could [verb] been used [prep] [noun] | 7 |
|
| 13 | [modal v] [verb] been used for [noun] | 7 |
|
| 14 | may [verb] been used [prep] [noun] | 6 |
|
| 15 | may [verb] been used [prep] [noun] | 6 |
|
| 16 | [modal v] [verb] been used by [noun] | 5 |
|
| 17 | would [verb] been used [prep] [noun] | 5 |
|
| 18 | [modal v] [verb] been used by [noun] | 5 |
|
| 19 | would [verb] been used [prep] [noun] | 5 |
|
