| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb -s] a [noun sg] | 26776 |
|
| 2 | usually a [noun sg] | 326 |
|
| 3 | usually [vb -s] a | 106 |
|
| 4 | usually [vb -s] [noun sg] | 85 |
|
