| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [adv] used [adv] [to-vb] | 14 |
|
| 2 | are [adv] used [adv] [to-vb] | 6 |
|
| 3 | is [adv] used [adv] [to-vb] | 5 |
|
