| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | is [not/n't] used [prep] [adj] | 14 |
|
| 2 | is not use [prep] [adj] | 10 |
|
| 3 | is [not/n't] use [prep] [det] | 9 |
|
| 4 | is [not/n't] use [prep] [adj] | 5 |
|
