| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | a [noun sg] [prep] [noun sg] | 91520 |
|
| 2 | [not/n't] a [noun sg] [prep] | 3037 |
|
| 3 | [not/n't] a [noun sg] [noun sg] | 798 |
|
| 4 | [not/n't] [noun sg] [prep] [noun sg] | 136 |
|
