| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it have be [art] [noun sg] | 563 |
|
| 2 | it be [art] difficult [noun sg] | 109 |
|
| 3 | have be [art] difficult [noun sg] | 24 |
|
| 4 | it have be [art] difficult | 17 |
|
