| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [adv] a [noun sg] | 13525 |
|
| 2 | should be a [noun sg] | 503 |
|
| 3 | should be [adv] a | 29 |
|
| 4 | should be [adv] [noun sg] | 9 |
|
