| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have [vb pp] a [noun] [prep] | 9757 |
|
| 2 | must have [vb pp] a [noun] | 192 |
|
| 3 | must have a [noun] [prep] | 107 |
|
| 4 | must have [vb pp] [noun] [prep] | 75 |
|
