| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [det] [is] [adv] a | 2626 |
|
| 2 | [det] [is] [adv] a | 1357 |
|
| 3 | [det] [is] usually [art] | 51 |
|
| 4 | [det] [be] usually a | 26 |
|
| 5 | [det] [is] usually a | 21 |
|
| 6 | [adj] [is] usually a | 21 |
|
