| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb mod] not fail [prep] be [adj] | 19 |
|
| 2 | [modal v] not fail [prep] be [adj] | 19 |
|
| 3 | could not [verb] [prep] be [adj] | 13 |
|
| 4 | could [adv] fail [prep] be [adj] | 8 |
|
| 5 | could not fail [prep] be [adj] | 6 |
|
| 6 | could not fail [prep] be [adj] | 6 |
|
| 7 | could not fail [prep] [be] [adj] | 6 |
|
| 8 | could not fail [prep] be [adj] | 6 |
|
| 9 | could [not/n't] fail [prep] be [adj] | 6 |
|
