| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be of [adj] [noun sg] | 798 |
|
| 2 | must be [adj] [noun sg] | 115 |
|
| 3 | must be of [adj] | 30 |
|
| 4 | must be of [noun sg] | 9 |
|
