| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | must [be] put [adv prt] | 7 |
|
| 2 | must be put [adv prt] | 7 |
|
| 3 | must be put [adv prt] | 7 |
|
| 4 | must [be] put [adv prt] | 6 |
|
