| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb mod] not [verb] [been] [adj] [prep] | 165 |
|
| 2 | [vb mod] not [verb] [been] [adj] [prep] | 143 |
|
| 3 | [vb mod] not [verb] [be] easy [prep] | 10 |
|
| 4 | [vb mod] not [verb] [been] easy [prep] | 10 |
|
| 5 | [modal v] not [verb] [been] easy [prep] | 10 |
|
| 6 | [vb mod] [adv] [verb] [been] easy [prep] | 10 |
|
