| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | must have a [noun sg] [prep] [adj] | 22 |
|
| 2 | must have a [noun sg] [prep] [adj] | 22 |
|
| 3 | must have a [noun sg] of [adj] | 13 |
|
| 4 | must have a [noun sg] of [adj] | 13 |
|
