| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [is] [not/n't] [prep] [adj] | 800 |
|
| 2 | [is] used [prep] [adj] | 321 |
|
| 3 | [not/n't] used [prep] [adj] | 90 |
|
| 4 | [is] [not/n't] used [prep] | 60 |
|
