| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [not/n't] be used for | 88 |
|
| 2 | has be used for | 62 |
|
| 3 | has [not/n't] be used | 30 |
|
| 4 | has [not/n't] be for | 9 |
|
