| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | this [is] [adv] used [to-vb] | 11 |
|
| 2 | this [is] [adv] used [verb] | 11 |
|
| 3 | this is [adv] used [verb] | 11 |
|
| 4 | this [is] then used [verb] | 5 |
|
