| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] [verb] [adv prt] [art] | 8841 |
|
| 2 | [vb pp] [verb] [adv prt] [art] | 1234 |
|
| 3 | required [verb] [adv] [art] | 68 |
|
| 4 | require [verb] [adv prt] [art] | 59 |
|
