| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it must have be [adv] | 125 |
|
| 2 | it have be [adv] [prep] | 94 |
|
| 3 | it must have be [prep] | 83 |
|
| 4 | must have be [adv] [prep] | 43 |
|
| 5 | it must be [adv] [prep] | 11 |
|
