| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [be] [adj] [prep] a [adj] | 720 |
|
| 2 | must [be] [adj] [prep] a | 52 |
|
| 3 | must [be] [adj] [prep] [adj] | 49 |
|
| 4 | must [be] [prep] a [adj] | 42 |
|
