| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | must have [art] [noun sg] | 380 |
|
| 2 | we have [art] [noun sg] | 172 |
|
| 3 | we must have [art] | 64 |
|
| 4 | we must have [noun sg] | 21 |
|
