| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [is] [adv] [adv] a | 2818 |
|
| 2 | [is] [adv] [adv] a | 1414 |
|
| 3 | [is] usually [adv] [art] | 27 |
|
| 4 | [be] usually [adv] a | 23 |
|
| 5 | [is] usually [adv] a | 19 |
|
