| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | they must [be] [adj] of | 8 |
|
| 2 | they must [be] [adj] of | 6 |
|
| 3 | they must [be] of [art] | 6 |
|
| 4 | they must [be] of [art] | 6 |
|
