| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | can [not/n't] [verb] to be impressed | 7 |
|
| 2 | can [not/n't] [verb] to [be] impressed | 7 |
|
| 3 | can not [verb] to [be] impressed | 7 |
|
| 4 | can [not/n't] [verb] to be impressed | 7 |
|
| 5 | can [not/n't] fail to [be] impressed | 7 |
|
| 6 | can [not/n't] [vb infin] to [be] impressed | 7 |
|
| 7 | can [not/n't] fail to [be] impressed | 7 |
|
