| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | required to carry [adv prt] [art] | 14 |
|
| 2 | required to carry out [art] | 14 |
|
| 3 | required to carry [adv prt] the | 10 |
|
| 4 | required to carry [adv prt] the | 10 |
|
