| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] [vb infin] [adv] for [art] | 399 |
|
| 2 | they [modal v] [vb infin] [adv] [art] | 289 |
|
| 3 | they [modal v] [vb infin] for [art] | 123 |
|
| 4 | they [modal v] [vb infin] [adv] for | 58 |
|
