| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] [adv] been used for [det] | 8 |
|
| 2 | have [adv] been used for [det] | 8 |
|
| 3 | has [adv] been used for [det] | 5 |
|
| 4 | [vb -s] [adv] been used for [det] | 5 |
|
| 5 | [adv] been used for [det] [noun] | 6 |
|
| 6 | [adv] been used for [det] [noun sg] | 5 |
|
