| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [conj] [is] [adv] | 7531 |
|
| 2 | [is] [adv] an | 2207 |
|
| 3 | [conj] [adv] an | 905 |
|
| 4 | [conj] [is] an | 248 |
|
