| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it is [adv] [adv] difficult say | 6 |
|
| 2 | it is [adv] [adv] difficult say | 5 |
|
| 3 | it is [adv] [adv] difficult say | 5 |
|
| 4 | it is [adv] [adv] difficult say | 5 |
|
