| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] [is] [adv] | 3821 |
|
| 2 | [is] [adv] whether | 102 |
|
| 3 | [adv] [adv] whether | 64 |
|
| 4 | [adv] [is] whether | 52 |
|
