| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] [modal v] perform the [adj] | 7 |
|
| 2 | [modal v] [adv] perform the [adj] | 5 |
|
| 3 | [modal v] perform the [adj] [noun] | 13 |
|
| 4 | [modal v] perform the [adj] [noun sg] | 10 |
|
| 5 | [modal v] perform the [adj] function | 6 |
|
