| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it is [adv] [prep] [adj] | 516 |
|
| 2 | is used [adv] [prep] [adj] | 41 |
|
| 3 | it is used [prep] [adj] | 33 |
|
| 4 | it is used [adv] [prep] | 22 |
|
