| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [not/n't] [verb] to be an [noun sg] | 44 |
|
| 2 | [not/n't] [vb infin] to [be] an [noun sg] | 38 |
|
| 3 | n't [verb] to [be] an [noun sg] | 30 |
|
| 4 | [not/n't] have to [be] an [noun sg] | 19 |
|
| 5 | [not/n't] have to [be] an [noun sg] | 19 |
|
| 6 | [not/n't] [verb] to [be] an expert | 18 |
|
| 7 | not [verb] to [be] an [noun sg] | 14 |
|
| 8 | [not/n't] need to [be] an [noun sg] | 5 |
|
| 9 | [not/n't] need to [be] an [noun sg] | 5 |
|
