| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [be] not a | 8895 |
|
| 2 | be not a | 8891 |
|
| 3 | [is] not a | 5575 |
|
| 4 | is not a | 3895 |
|
| 5 | [was/were] not a | 2154 |
|
| 6 | was not a | 2031 |
|
| 7 | 's not a | 1676 |
|
| 8 | [am/are] not a | 1151 |
|
| 9 | [conj] not a | 1136 |
|
| 10 | [coord] not a | 897 |
|
| 11 | and not a | 502 |
|
| 12 | and not a | 502 |
|
| 13 | [adv] not a | 483 |
|
| 14 | 'm not a | 455 |
|
| 15 | [adv] not a | 430 |
|
| 16 | are not a | 302 |
|
| 17 | [verb] not a | 282 |
|
| 18 | [noun] not a | 238 |
|
| 19 | but not a | 232 |
|
| 20 | but not a | 232 |
|
| 21 | 're not a | 218 |
|
| 22 | [subord] not a | 210 |
|
| 23 | [noun sg] not a | 186 |
|
| 24 | am not a | 175 |
|
| 25 | or not a | 163 |
|
| 26 | or not a | 163 |
|
| 27 | [pron] not a | 143 |
|
| 28 | were not a | 123 |
|
| 29 | certainly not a | 103 |
|
| 30 | certainly not a | 103 |
|
