| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | must be [vb pp] [adv prt] [prep] the | 55 |
|
| 2 | must be [vb pp] out [prep] the | 18 |
|
| 3 | must be [vb pp] [adv prt] to the | 16 |
|
| 4 | must be [vb pp] [adv prt] by the | 13 |
|
| 5 | must be [vb pp] up [prep] the | 13 |
|
| 6 | must be [vb pp] back [prep] the | 9 |
|
| 7 | must be carried [adv prt] [prep] the | 7 |
|
| 8 | must be [vb pp] [adv prt] of the | 5 |
|
| 9 | must be set [adv prt] [prep] the | 5 |
|
| 10 | must be [vb pp] off [prep] the | 5 |
|
| 11 | must be [vb pp] [adv prt] in the | 5 |
|
