| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | is [adv] | 237912 |
|
| 2 | is [adv] | 164644 |
|
| 3 | [be] usually | 6227 |
|
| 4 | be usually | 6225 |
|
| 5 | [is] usually | 3206 |
|
| 6 | is usually | 2897 |
|
