| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun sg] may [adv] have [verb] | 255 |
|
| 2 | [noun] may [adv] have contribute | 12 |
|
| 3 | [noun sg] [modal v] [adv] have contribute | 9 |
|
| 4 | [noun sg] [vb mod] [adv] have contribute | 9 |
|
| 5 | [noun sg] may [adv] [vb infin] contribute | 8 |
|
| 6 | [noun sg] may [adv] [verb] contribute | 8 |
|
| 7 | [noun sg] may [adv] have contribute | 8 |
|
| 8 | [noun sg] may [adv] have contribute | 8 |
|
