| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [is] [not/n't] that easy | 27 |
|
| 2 | [is] [not/n't] that easy | 27 |
|
| 3 | [is] not that easy | 22 |
|
| 4 | 's [not/n't] that easy | 16 |
|
| 5 | is [not/n't] that easy | 11 |
|
| 6 | [is] n't that easy | 5 |
|
