| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] [is] [adv] | 129578 |
|
| 2 | problem [is] [adv] | 558 |
|
| 3 | [pron] problem [is] | 147 |
|
| 4 | [pron] problem [adv] | 87 |
|
