| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | but [adv] a [noun sg] | 601 |
|
| 2 | [adv] a [noun sg] [is] | 301 |
|
| 3 | but a [noun sg] [is] | 76 |
|
| 4 | but [adv] [noun sg] [is] | 43 |
|
