| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] been used for [noun] | 62 |
|
| 2 | have [been] used for [noun] | 62 |
|
| 3 | [verb] [been] used for [noun sg] | 39 |
|
| 4 | have [been] used for [noun] | 22 |
|
| 5 | [vb base] [been] used for [noun] | 22 |
|
| 6 | [verb] [been] used for [noun pl] | 21 |
|
| 7 | [vb -s] [been] used for [noun] | 16 |
|
| 8 | has [been] used for [noun] | 14 |
|
| 9 | had [been] used for [noun] | 11 |
|
| 10 | [vb past] [been] used for [noun] | 11 |
|
| 11 | [vb infin] [been] used for [noun] | 9 |
|
| 12 | have [been] used for [noun] | 9 |
|
| 13 | [verb] [been] used for years | 6 |
|
| 14 | [verb] [been] used for year | 6 |
|
