| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | do [adv] exist at the [noun sg] | 7 |
|
| 2 | do [adv] exist at the [noun] | 7 |
|
| 3 | do [not/n't] exist at the [noun] | 7 |
|
| 4 | do not exist at the [noun] | 7 |
|
| 5 | do not exist at the [noun] | 5 |
|
